275 Results From "marine mammal "

three narwhals with long tusks swim in the arctic ocean
Whales

Narwhals spotted using tusks for non-mating fun

Looking from the stern of the ship as it tows the long horizontal array of hydrophones. The tow cable can be seen going through the metal horn at the stern. The hydrophone array is several hundred meters behind the ship and about 200 meters deep. Credit: Ross Chapman
Science

New theory explains mysterious ocean quacking first heard in the 1960s

a leopard seal on an ice flow with its mouth open
Ocean

Leopard seals sing like the Beatles

two white beluga whales at the surface of the water
Whales

Toothed whales traded chewing for echolocation to evolve

a man holds a long projectile tool made from a whale bone.
Whales

Oldest-known whale bone tools discovered in a Spanish cave

an orca whale dorsal fin coming out of the water
Ocean

Orcas observed preying on massive whale sharks

two oval comb jellyfish fusing together as one
Wildlife

Two comb jellies can fuse together into one–and keep both butts

Mini mum is one of the smallest frogs in the world, described by Mark D. Scherz and his colleagues in 2019. These tiny frogs from southeastern Madagascar live in amongst the leaf litter and feed on tiny mites. They are amongst the target species of the GEMINI project, because their closest relatives are ten times larger.
Evolution

Researchers want to unlock genetics of the world’s tiniest animals

June 3, 2012 - An intense bloom of phytoplankton in the Black Sea, staining nearly every corner with a rich palette of teal, turquoise, green and milky blue. The Sea of Azov, to the northeast was also filled with swirls of color, including a touch of tan which may indicate not only phytoplankton, but sediment also circulates in those waters.
Ocean

The tiny ocean organisms that could help the climate in a big way

a dolphin in a tank with an open mouth
Animals

Bottlenose dolphins ‘smile’ to say it’s time to play

offshore windfarm
Energy

Environmentally, offshore wind is… fine

A mother and calf West Indian manatee (Trichechus manatus latirostris) in Crystal River, Florida.
Ocean

Florida’s famous manatees were originally tourists

killer whale jumping out of water an orca
Whales

The fascinating truth about killer whales

a svalbard reindeer with antlers standing on muddy terrain
Wildlife

Shorter, fatter, and hairier: 5 fun facts about the world’s smallest reindeer

a walrus calf with a cut on its right eye is cared for by two technicians
Animals

Abandoned Pacific walrus calf rescued in Alaska

A killer whale in the Salish Sea is observed harassing a porpoise, a behavior that has long perplexed scientists.
Whales

Why are these orcas harassing porpoises? Scientists have 3 theories.

Chaunacops fish with 2024 Look Back article headline
Archaeology

Ghost ships to ghost sharks: 10 wildest underwater discoveries of 2024

An orange Chaunacops fish swimming in the waters of Chile’s Nazca-Desventuradas Marine Park.
Ocean

See the strange new species discovered near Chile—with the help of a deep-diving sea robot

There are thousands of holes at the bottom of the sea
Animals

There are thousands of holes at the bottom of the sea

Orcas only need one breath between dives
Wildlife

Orcas only need one breath between dives