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275 Results From "marine mammal "

A wide-angle, underwater photograph of a young sea lion with large, dark eyes and long whiskers looking directly into the camera lens. Sunlight beams down through the clear blue water, illuminating the sea lion's head and other sea lions swimming in the background. The foreground shows a rocky seabed covered in marine life, including several dark, spiny sea urchins.

How marine mammals stay hydrated in a salty sea

By Sara Kiley Watson

An aerial view, taken from a drone, shows two enormous blue whales swimming just below the surface of dark blue ocean water. The whale on the left appears larger, and its skin texture and shape are clearly visible under the water.

Flying with whales: Drones are remaking marine mammal research

By Gennaro Tomma / Knowable Magazine

a whale swimming

The oldest-known humpback whale recording was hiding in an archive

By Laura Baisas

two black whales under water. one is diving down the other is looking at a camera head on

Hawaii’s short-finned pilot whales eat over 77,000 squid a year

By Laura Baisas

a whale breaching with a bridge in view

‘Save Willy Act’ introduced in California to help save whales in Bay Area

By Margherita Bassi

A harbor seal (Phoca vitulina) on the beach during the summer premoult stage.

When wily sea lions and determined wildlife officials sparred in Seattle

a dolphin (left) and a more rounded porpoise (right)

Florida can’t decide if its official saltwater mammal is a dolphin or a porpoise

By Margherita Bassi

Chonkers the Steller sea lion sleeping along side other, much smaller California sea lions

Chonkers the 2,000-pound sea lion is making waves in San Francisco Bay

sea lion on pier

How to watch Chonkers, the 2,000-pound sea lion live from San Francisco

By Laura Baisas

great white shark swimming

Great white sharks grow a whole new kind of tooth for slicing bone as they age

By Emily Hunt, David Raubenheimer, Ezequiel M. Marzinelli / The Conversation

a dolphin swims in venice, italy

Humans pose the biggest risk to Venice’s celebrity dolphin

By Laura Baisas

fake spider webs for halloween

Beware! Your Halloween decorations could be a nightmare for wildlife

By Margherita Bassi

several rescue technicians hold a stranded dolphin in a net before releasing it

11 dolphins stranded in Cape Cod rescued by nonprofit

By Margherita Bassi

Ontocetus posti has post-canine teeth, a larger lower canine, and a fused and short mandibular symphysis.

New species of extinct walrus discovered

By Laura Baisas

a small blue-colored penguin called a little penguin swims in the ocean

Turtles and penguins have a swimming sweet spot that reduces drag

By Laura Baisas

Beluga Whale or White Whale, delphinapterus leucas, Adult

Russian ‘spy whale’ was actually an aquatic guard turned ‘hooligan’

Video screenshot of remoras attached to humpback whale

Ride on a humpback whale with little sucker fish

A sperm whale and a photographer in the Atlantic Ocean near Portugal.

First-of-its-kind video confirms sperm whales really do headbutt

By Laura Baisas

several white circles surround a humpback whale with an open mouth

Humpback whales use bubble-nets as ‘tools’

By Laura Baisas

a great white shark biting an orange test fabric

Shark bite-resistant wetsuits could save lives

By Laura Baisas

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Side by side image of Iron Age skull fragment showing signs of internal scraping marks

Brain removal likely used in Iron Age Scottish burial

whale fossils on the bottom of the ocean

745-mile whale graveyard found at the bottom of Indian Ocean

By Laura Baisas

These early Prime Day deals are already live on Amazon: Kitchen gadgets, fitness gear, power tools, and more

By Stan Horaczek

Raccoon taking snacks from female hand.

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Could raccoons become the new dogs?

By Shoshi Parks