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megalodon

Life

Megalodon may have been warm-blooded unlike most other sharks

Evidence is mounting that megalodon could have been warm-blooded, unlike most modern sharks, hinting at how it grew to be so big and also why it went extinct

News

Life

Reef sharks are being wiped out by overfishing so rays are taking over

News

A school of scalloped hammerhead sharks off Hawai?i Island

Life

Hammerhead sharks clamp their gills shut to stay warm on deep dives

News

Life

Demon catshark species identified thanks to weird mystery eggs

News

A skate embryo

Life

Skates evolved their undulating wings thanks to genome origami

News

Life

Broad-nosed ancient shark was one of earliest fish to smell in stereo

News

Grey reef sharks (Carcharhinus amblyrhynchos) swim over a sandy sea bottom in Bora Bora

Technology

Electric pulses drastically cut number of sharks caught by accident

News

In open, blue ocean water, a tuna fish (at left) rubs the back half of its body against the tail of a shark, facing the camera at center

Life

Tuna use sharks as back scratchers despite risk of being eaten

News

aerial view of a Bull Shark (Carcharhinus leucas). reefs of the Sea of Cortez, Pacific ocean. Cabo Pulmo, Baja California Sur, Mexico. The world's aquarium.; Shutterstock ID 623521508; purchase_order: 10 Sept 2022 issue; job: Photo; client: NS; other:

Life

Two new books about sharks reveal how and why we should conserve them

Culture

Fossil megalodon teeth

Life

Megalodon may have been higher up the food chain than any modern shark

Megatooth sharks, including megalodon, seem to have had the highest position in food webs ever occupied by marine predators

News

Life

Megalodon vs great white: New clues to demise of world’s largest shark

News

Life

Sharks may bite humans because they mistake us for seals and sea lions

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Life

Sharks' spiral-shaped intestines resemble a Nikola Tesla invention

News

Life

Sharks in the Gulf of Mexico hunt in shifts to avoid each other

News