News tagged with aquatic mammals

Fossil evidence of missing link in the origin of seals, sea lions, walruses found in Canadian Arctic

(PhysOrg.com) -- Researchers from the United States and Canada have found a fossil skeleton of a newly discovered carnivorous animal, Puijila darwini. New research suggests Puijila is a "missing link" in the ...

Other Sciences / Archaeology & Fossils

created Apr 22, 2009 | popularity 4.8 / 5 (13) | comments 0

Manatees paddle to warm water to escape Fla. chill

(AP) -- People aren't the only ones in Florida who don't like cold weather. Manatees - those giant aquatic mammals with the flat, paddle-shaped tails - are swimming out of the chilly Gulf of Mexico waters ...

Biology / Plants & Animals

created Dec 30, 2010 | popularity 4 / 5 (5) | comments 76

Probing Question: Why did mammals survive the 'K/T extinction'?

Picture a dinosaur. Huge, menacing creatures, they ruled the Earth for nearly 200 million years, striking fear with every ground-shaking stride. Yet these great beasts were no match for a 6-mile wide meteor ...

Biology / Plants & Animals

created Jan 28, 2010 | popularity 4.5 / 5 (4) | comments 1 | with audio podcast

Natural-born divers and the molecular traces of evolution

An aquatic lifestyle imposes serious demands for the organism, and this is true even for the tiniest molecules that form our body. When the ancestors of present marine mammals initiated their return to the oceans, their ...

Biology / Cell & Microbiology

created Jun 29, 2009 | popularity 5 / 5 (3) | comments 0

Ocean cacophony a torment for sea mammals

With the constant churn of freighter propellers, the percussive thump of oil and gas exploration and the underwater din of military testing, ocean noise levels have become unbearable for some sea mammals.

Biology / Plants & Animals

created Dec 07, 2011 | popularity 5 / 5 (1) | comments 0

Researcher explores whether fish feel pain

(PhysOrg.com) -- Do fish feel pain? Victoria Braithwaite, Penn State professor of fisheries and biology, has spent decades studying that question. In her recently published book, "Do Fish Feel Pain?" she examines whether ...

Biology / Plants & Animals

created Nov 16, 2010 | popularity 5 / 5 (2) | comments 2

Marine mammals on the menu in many parts of world

The fate of the world's great whale species commands global attention as a result of heated debate between pro and anti-whaling advocates, but the fate of smaller marine mammals is less understood, specifically ...

Biology / Ecology

created Jan 24, 2012 | popularity 5 / 5 (1) | comments 5