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The most anticipated week of the summer is here! Catch all the action on Discovery Channel (channel 182), July 22nd through the 29th.
Discovery Channel (ch. 182) is included in America's Top 120 and above
Check out DISH's latest Shark Week commercial, featuring the new Voice Remote. Just say Shark Week or Discovery Channel and it's on!
Test your skills with a shark-infested word search, guide the shark through the maze, and get your crayons out for this activity sheet!
Galeophobia is the excessive fear of sharks. It comes from the Greek word "galeos", which was a type of shark.
Be glad you're not a shark, moms! The gestation period for a pregnant female shark can range from five months to two years.
Sharks can generate up to 40,000 pounds per square inch of pressure in a single bite. That's easily enough to chomp off a limb.
Swimming in cold water boosts the odds of surviving a shark attack. Cold water drops your body temperature, which slows your blood loss.
Sharks' sightlines span nearly 360 degrees.
Hammerhead sharks travel from Florida coasts to polar regions and adapt to different temperatures through aquatic globetrotting.
Over 400 shark species are in the world's oceans today. Varying in shape, but similar characteristics.
Some female sharks use sperm from multiple males to reproduce, making the pups half-siblings, even though they're born at the same time.
Angel sharks, also known as sand devils, dig themselves into piles of sand and wait for unsuspecting fish to pass by before attacking.
6 years before Steven Spielberg's Jaws, Burt Reynolds starred in Shark. Real sharks were used in filming, and a stuntman was actually killed.
Whale sharks are much larger than the average shark but are friendly filter feeders, using their rows of teeth to eat plankton, not humans.
Some sharks start working before they're even born, chewing their way out of their egg to enter the open ocean.
The Aztecs attached strings of chili peppers to their canoes to keep sharks away, a practice that modern day scientists doubt was effective.
A shark's size relates to where it hunts, ex. larger sharks hunt in the middle of ocean depths.
Sharks have only two blind spots: one in front of the snout and the other directly behind the head.
In 1978, archaeologists uncovered remnants of shark bodies under the ruins of the Aztec Great Temple.
Shark diets affect all sea life below them. Without sharks, octopus populations would jump & lobsters dwindle.
A great white shark rolls its eyes into the back of its head when it attacks to protect its eyes from debris and the thrashing of its prey.
Electroreception allows sharks to notice changes in saltwater electricity conduction. Blood changes conductivity and sharks can smell it.
Reef sharks must move to breathe, but in the '70s, scientists discovered a place w/high oxygen where they could lie motionless.
Blue sharks are piggy eaters. They'll keep eating until they vomit and then go back to eating!
Sharks hunt for food, not for sport, but they follow the same habits as serial killers, stalking their unsuspecting victims until death.
Sharks can use heartbeats to track their prey. They have electricity-sensing nodules on their noses called ampullae of Lorenzini.
You can't see a shark's ears, but their inner ears can track sounds of their prey from lengths of more than 800 feet (244 meters).
Signs that a circling shark will attack: it will hunch its back, lower its pectoral fins (fins near its belly) and swim in zigzag motions.
Unlike humans, whose upper jaw is a fixed part of the skull, sharks can dislocate and protrude their upper jaw to grab and hang onto prey.
Recreational shark fishing wasn't popular until the 1975 premiere of Jaws, after which people wanted to snag a "man-eating" great white.
Magnets in the water can interfere with a shark's electroreception, but sharks have to get very close to magnets before they're affected.
Sharks whip their prey around in order to break off chunks of meat, so if bitten, latch on to the shark if you want to save your limb.
Sharks have always had a bad rap. Ancient Greek historian Herodotus claimed that sharks destroyed a Persian fleet in the 5th century B.C.E.
Sharks can see in murky water because of a membrane called the tapetum lucidum that makes their eyes more sensitive to light.
Great white sharks are picky eaters and can determine after one bite whether or not the meal will satisfy their nutritional needs.
The megamouth shark wasn't discovered by scientists until 1976, and there have only been 41 known sightings of the species.
Pygmy sharks are among the tiniest in the world measuring an average of 8 inches (20 centimeters) in length.
Sharks move like airplanes. They create forward movement with their tails (like propellers) and water moves over their fins like wings.
Researchers have discovered common objects (tires, gasoline tanks, and license plates) left intact inside the stomachs of tiger sharks.
Hammerhead sharks' oddly shaped heads, called cephalofoils, are equipped with electrical sensors, making them superior hunters.
Sharks are susceptible to the moon's control of ocean tides. Moon phases affect sharks' eating habits and draw them closer to shore.
The average shark lives to be 25 years old, but some reach 100! They live so long because their chances of contracting a disease are low.
When some shark embryos develop teeth, they eat their unborn siblings until one shark remains. This is known as intrauterine cannibalism.
Pygmy sharks can make their own light.
Shark researchers use geographic profiling, which pinpoints locations where attacks are likely to happen such as fish travel routes and reefs.
Modern sharks breathe by ram ventilation, a method that forces water into their mouths and then processes it as they swim forward.
Sharks respond to a sound known as a "yummy hum." It's an infrasonic sound that injured fish make, drawing sharks to an easy meal.
Every once in a while, a female shark can reproduce without any contact with a male. This act is known as parthenogenesis.
Sharks can heat their eyes using a special organ next to a muscle in their eye socket, allowing them to continue hunting in frigid waters.
One of the earliest relatives of modern sharks, the Bandringa, had a head covered in spikes, a long snout and a protruding jaw.
A lengthy study completed in 2013 has found that shark moms go home – to the place where they were born – to give birth to their young.
There are nine known species of walking shark.
Scientists are developing a small army of underwater robots that can follow and continuously monitor tagged sharks.
At 40 feet long, the whale shark dwarfs the world's smallest shark, a puny 7 inches.
Until 1667, fossilized Megalodon teeth were thought to be the petrified tongues of dragons and snakes.
Sharks are silent killers. They don't make vocal sounds because they don't have vocal cords.
Greenland sharks can swim 2,200 meters (over 7,200 feet) below the surface. They are only sub-Arctic shark.
Sleep walking causes problems for some people, but what about sleep swimming? Dogfish sharks swim while they sleep.
In aquariums, sharks bond with staff. Sharks behave differently with humans they know well than they do with strangers.
Underwater photographers: watch out. Cameras emit electrical signals that sharks can mistake for food.
Female blue sharks develop tough skin to protect them from male sharks. Males bite females during mating rituals.
In native Hawaiian mythology, tiger shark eyeballs are considered to have magic powers.
Shark blood contains a compound that stops it from clotting. Scientists are studying this compound to help people with heart disease.
In many shark species, female sharks are larger than male sharks.
The whale shark's mouth stretches up to 4.5 feet wide, the largest mouth of all shark species.
A great white shark can lose 1,000 teeth per year. They can grow a replacement in as few as 3 days.
Unlike the typical gray or brown, some shark species are pink, yellow or blue.
Sharks have no bones. Their skeletons are made entirely of cartilage.
Great white sharks inspired the design of submarines, since the shark's body helps its speed and precision.
The vegetarian sharks in the movie Finding Nemo are a great white, a hammerhead, and a mako shark.
A shark's primary sense is a keen sense of smell. It can smell blood .25mi (0.4km) away.
The exterior of shark teeth is made of fluoride, which is used in toothpaste.
The basking shark swims with its mouth wide open and prey, such as plankton and fish, flow into its mouth.
Whale sharks, basking sharks, and megamouth sharks are all planktivorous sharks.
Port Jackson sharks lay corkscrew-shaped egg cases.
Sharks don't chew their prey. Their razor-sharp teeth are for ripping; those chunks are swallowed whole.
The lifespan of a whale shark is estimated to be between 60-150 years.
Great white sharks consume 11 tons of food each year, while humans eat roughly half a ton of food during the same amount of time.
A shark's dermal denticles allow it to move swiftly through the water without collecting barnacles & algae deposits.
Sharks can be found in all of Earth's oceans.
Sharks have a nictitating membrane that protects their eyes when they feed.
Some sharks walk instead of swim, using their fins like legs to stroll across the ocean floor.
Blue sharks are overeaters. Sometimes, they devour schools of fish, vomit, and keep eating!
Barnacles and bacteria do not typically grow on sharks.
Sharks first appeared about 400 million years ago.
Thresher sharks can hit their prey with their long tails, slapping fish to death.
Though great whites are predators, they are also scavengers. In a feeding frenzy, sometimes up to 40 great whites eat a whale carcass.
Grey nurse sharks are called the “Labradors of the sea” because of their calm nature.
Sharks move slowly in the deep ocean, sometimes swimming in aimless circles.
Some carpetsharks, which have carpet-like patterns, resemble snakes because of their long tails and thin bodies.
Wobbegong sharks tend to be ambush predators and hide in the seabed until prey approaches.
A shark can cycle through up to 50,000 teeth in its lifetime.
Blind sharks are actually not blind. The name came because they close their eyes when take out of water.
Wobbegong sharks are tenacious creatures and once they bite into something, they rarely let go.
Bull sharks will head-butt their prey, using the "bump and bite" technique, to determine if it's something good to eat.
The thresher shark can swim at high speeds in short bursts and may even leap high out of the water if threatened or provoked from above.
Between 30 and 80 percent of a shark's flesh is made of water. A protein network gives the flesh its structure.
Different sharks have different etiquette for feeding. Caribbean reef sharks have a pecking order catering to large sharks 1st.
Through lateral line organs, sharks can feel waves of pressure with the sensitivity of a physical touch and detect the movement of an object.
Not all sharks are identifiable as predators. The cookiecutter shark can camouflage itself using its glowing underside.
One prehistoric shark had sharp teeth and head spikes that gave it a devilish appearance, thus its name: “devil tooth.”
Sharks tan too. Some hammerheads swim near the ocean's surface since darker skin means better camouflage.
Some sharks living in the ocean's “Permanent Midnight” zone will swim all the way to the surface for food.
Nurse sharks usually only bite humans when provoked. One diver kissed a sleeping nurse shark and got bitten back on his lips.
The oldest shark egg fossils date back about 310 million years.
Bull sharks swam in Lake Pontchartrain after Hurricane Katrina.
Great whites jump to catch seals. They hit seals with as much force as a car crash, stunning the seals before chowing down.
A great white shark bite has 1.8 tons of force, but its prehistoric relative, the Megalodon used up to 18.2 tons of force.
Swell sharks are able to "swell up" to double their size when they see a predator approaching.
The puffadder shyshark resembles the puff adder viper.
A group of hammerhead sharks is called a school, just like a school of fish.
Whale sharks are about 2 feet long when born.
Lemon sharks give birth to live young.
Frilled sharks get their name from the frilled appearance of their gill slits.
The amount of salt in a shark's body is also regulated by gills, this process is called osmoregulation.
Overfishing has dangerous effects on sharks such as the whale shark, who has to reach about 30 years of age before it can reproduce.
Helicoprion, a prehistoric shark, sliced prey like a buzz saw with its 360-degree spiral of teeth.
Dusky sharks are fast swimming predators that are often found hunting in groups.
Sixgill sharks have been recorded to have anywhere from 22 to 106 pups in a litter.
An earthquake in China once caused 100 goblin sharks to wash up on shore.
Sharks are predictable, but the number of shark attacks isn't. Human decisions like cage diving and tourism make attacks more likely.
Lemon sharks are often used in experiments that test the hearing, vision, and intelligence of sharks.
In many species of sharks the females are larger than the males, but male snaggletooth sharks are twice the size of the females.
The frilled shark is considered one of the best examples of what early sharks looked like.
All sharks have pectoral fins on each side of their body for lift as they swim.
The great white shark is the largest known predatory fish.
Sharks can travel hundreds of miles in a day.
Humans are the #1 predator of sharks, but killer whales, crocodiles, and seals have been known to eat them as well.
Not all sharks' teeth are the same. For example, the horn sharks flat teeth crush its food.
One of the Lord Mayors of London was a shark attack victim in 1749. Brook Watson lost his leg to a shark while docked off the coast of Cuba.
Sharks' red blood cells are mainly produced by the spleen or thymus gland.
Nurse sharks are non-migratory sharks and can adapt to colder water temperatures.
The aptly named cookiecutter shark chomps down and leaves cookie-shaped bites on its food.
Sharks can see in murky water because of a membrane called the tapetum lucidum which makes their eyes more sensitive to light.
A recent scientific study found that a single litter of sharks can have more than one father – in fact up to five in some cases!
The first whale sharks were introduced to the public in Japans Osaka Aquarium Kaiyukan in 2005.
Spiny dogfish have spines on the base of their dorsal fins.
Parasitic organisms live inside a great white shark's mouth.
For over 100 years, the Haida have celebrated the Dogfish Woman who transforms into a shark, inspired by the dogfish shark.
Sharks that live in the darker depths of the ocean tend to have larger eyes than those at the surface.
Humans kill up to 73 million sharks annually.
Sharks control fish populations through fear. Fish near sharks are stressed and have problems with reproduction and migration.
The lifespan of a salmon shark is estimated at 30 to 40 years.
Sharks want variety in their diets too. In an aquarium, a shark will refuse food if it has eaten the same thing too many times.
The goblin shark lives along outer continental shelves and underwater mountain ranges.
An angelshark can ambush its prey in one-tenth of a second, popping up from its well-concealed hiding spot.
Unlike most fish, sharks do not have flaps over their gills.
Deep sea sharks often have large light colored eyes that allow light to enter their eyes.
The Greenland shark is a mysterious giant. No one had photographed the fish in its natural environment until 1995.
Almost 50 different shark species have light-emitting organs called photospheres.
Shark body design stabilized 140 million years ago – about 300 million years after sharks first evolved.
The dwarf lanternshark is the smallest of all known shark species
The blue shark can give birth to up to 135 pups in one litter.
Many dogfish shark species will form packs of like types (all female, all male, all old) to chase after prey.
Whale sharks are not aggressive creatures.
Thresher shark tails can grow to half of their body length.
The silky shark has the best recorded hearing – it responded to low-frequency sounds from 1/4 mile away.
There are 120 species in the Dogfish Order.
The eyes of a bigeye thresher shark measure up to four inches across and are taller than they are wide.
Horn sharks and bullheads get their names from the hard and hornlike ridges on their heads.
Scientists believe the Greenland shark can live more than 200 years based on its growth rate.
The smallest whale shark pup was recorded at only 15 inches long.
You are more likely to be bitten by another person than by a shark.
Certain shark species will drown if they stop moving. They lack necessary muscles to pump water through their mouths.
Sharks that eat their siblings' eggs in the womb are not vicious. They are just seeking nutrients to sustain their own growth.
Great white sharks must keep swimming in order to breathe.
Martha's Vineyard and Nantucket Island inspired the fictional town of Amity Island in Steven Spielberg's 1975 thriller Jaws.
One way to study sharks in the wild is through tracking devices that send updates to researchers, like the Smart Position-Only Tag (SPOT).
Exactly how a shark comes into the world depends on its species. Horn sharks, for example, hatch from egg cases called "mermaid's purses."
Large sharks have been known to target smaller, younger sharks that serve as easy prey.
Almost 50 different shark species have light-emitting organs called photospheres. Sharks use their light for camouflage and to attract mates.
All sharks have pectoral fins for lift, dorsal fins for stability, and caudal fins on the tail to move them forward.
Epaulette sharks have fins that look like paddles they move back and forth along the seafloor.
Rays are closely related to sharks and resemble angelsharks.
Porbeagle sharks have distinctive pointy noses.
While many people consider sharks to be the world's deadliest animal, you are more likely to be killed by hornets, wasps, bees, or dogs.
Angelsharks are also known as sand devils.
Get the scoop on all the Shark Week action happening this year.
Deep below the ocean's surface live some of the strangest creatures and most frightening sharks on Earth. And the deeper you go, the more mysterious they get.
Bear Grylls has survived almost every land-based scenario imaginable, but in Bear VS Shark, Bear takes on a whole new set of challenges against the ocean's most powerful predators. And in typical Bear Grylls fashion, he pushes the limits beyond anything seen in the history of Shark Week.
To overcome his fear of sharks, Shaq's going to need some help – enter Ex-Marine and comedian Rob Riggle, who will help train him at Atlantis, Paradise Island in The Bahamas for the big plunge.
Olympian and UFC Hall of Famer Ronda Rousey sets out to test her courage and prove the fighter mentality that made her a champion will allow her to stare down any opponent- even the Mako Shark.
In this thrilling Shark Week special, Aaron Rodgers, Lindsey Vonn, and Rob Gronkowski will join forces with top shark scientists to learn crucial information about the ocean's top predators.
The deeper you dive the bigger the sharks? A team of experts go to Great White hotspot Guadalupe Island to look for the biggest sharks of their kind. Once before, a 20-foot female named Deep Blue showed herself, then disappeared into the deep. Is that where all the giant sharks live?
In 1945, one of the largest sharks ever recorded was captured in Cuban waters. This Great White was named 'El Monstruo', but sightings of huge sharks around Cuba didn't end there. The phenomenon of massive sharks around Cuba puzzled scientists, but for years the island nation has been closed off to outsiders. Now, two teams of researchers have finally been granted permission to delve into the mystery of Cuba's gigantic sharks.
In the food world, Guy's known as the perfect eating machine… but he's finally met his match when he goes flip flop to fin with the ultimate feeding machines of the sea.
Shark attacks are on the rise, but are these attacks the result of the shark's behavior or our own? Expert divers Liz Parkinson, Mike Dornellas, Nick LeBeouf, and professional cameraman Andy Casagrande put this theory to the test.
In 2017, five fully grown Great White sharks washed up dead on beaches in South Africa. The necropsy revealed they were eaten alive and their livers were devoured. What is the only massive sea predator that has the ability to capture, kill, and wipe out a group of 15-foot, 3,000-pound Great White sharks? Orcas. Shark Biologist Alison Towner is on the case, searching for the killers in these grisly crimes and sleuthing for the answer everyone is asking: will they attack again?
In 2001, filmmaker Jeff Kurr joined shark photographer Chris Fallows off South Africa to witness an amazing Great White behavior – sharks launching out of the ocean as they attack seals. The fabulous Air Jaws series was born! Now, 17 years and 7 shows later, orcas have killed several sharks off Cape Town and driven off the rest, so the future of the phenomenon is in question.
In a never-before-seen matchup, two titans of TV come together. This time, the Sharks aren't battling to buy businesses; instead they are vying for a $50,000 donation on the line. The Sharks are each paired with a shark-centric non-profit where they interact with sharks and uncover the issues sharks are facing.
SharkCam is back, and with smaller tags, Dr. Greg Skomal and the Woods Hole team go to the Bahamas to investigate the private lives of Bull and Hammerhead sharks, guided by Doc Gruber and Dr. Tristan Gutteridge of the Bimini Shark Lab. In the past, SharkCam has revealed fascinating new behaviors of Great White sharks - what new things will the team discover about the hunting techniques of these other three fierce predators?
SharkCam Strikes Back celebrates the remarkable discoveries the team have made in the last six years and takes a tongue in cheek look at some of the disasters. From napping great whites to SharkCam being attacked, its highlights footage SharkCam has captured over the years.
It's the most dangerous stunt Shark Week has ever undertaken. In a raw, immersive adventure that includes blowing up a boat in the middle of the ocean, Paul de Gelder and James Glancy spend two days floating with sharks. With no food, water or sleep, their physical condition deteriorates and the risk of shark attack rises. How will the sharks behave? And will the men get attacked?
An invasive species is turning one of the world's oldest marine ecosystems upside down. Dr. Neil Hammerschlag leads a team to the Galapagos to observe and document how tiger sharks – new to the islands in the last 10 years – have reset the underwater order in one of the sharkiest places on the planet.
Dive into the question: what if the largest shark that ever existed were still alive today? With the help of experts, we re-examine the original Shark Week special, dissecting key scenes to see if they paint an accurate picture of how Megalodon would have lived and hunted if it were alive today. Plus, you'll get an exclusive Shark Week first look at Warner Bros. Pictures' The Meg, opening August 10.
Over four decades ago, giant Great White sharks off Long Island NY gave rise to the legend of Jaws. But all those big sharks were caught, killed, and disappeared – until now. With protection, the sons and daughters of Jaws are making a comeback.
These large Great White females migrate to Guadalupe for one last big feed of seals before they go off to have their pups. But where do they go? Dr. Mauricio Hoyos and his science team will track the sharks to Baja, use genetics to identify which pups belong to which females, and confirm a birthing ground to be protected.
One of Shark Week's most exciting missions over the years has been the search for the largest Great White sharks in the world – the mega-sharks. Now Jeff Kurr and Andy Casagrande go to New Zealand to look again for giant White sharks lurking in deep water off the coast and revisit the most exciting events and discoveries from the past to help guide their search.
Discover everything that has happened in the world of sharks this year – the unbelievable viral videos, the biggest news stories, and the latest cutting-edge shark science.
Stranded on a barren island in the middle of the most shark-infested waters on earth, five Naked and Afraid All-Stars must survive for 14 days, exclusively on what the ocean provides. Ky Furneaux, Ryan Holt, Chris Fischer, Steven Lee Hall, and Eva Rupert may be Naked and Afraid veterans, but here they are in Shark territory.
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