Penguins are an enduring favorite in aquariums all over the world. Even videos are fun to watch, as penguins dive into the ocean or waddle along the shores of Antarctica. Although there are a number ...

Ancient fossils from Alaska reveal birds nested in the Arctic 73 million years ago, challenging previous assumptions about ...

The paper documents the earliest known evidence of birds nesting in polar regions. Each spring, the Arctic comes alive with the sounds of chirping and the arrival of fluffy hatchlings, as millions of ...

Newly Discovered Fossils Reveal Birds Have Been Nesting in the Arctic Circle for Almost 73 Million Years Ancient fossils have ...

MAMMALS come in all sizes from the largest of all, blue whales, to the smallest like the Least shrew. Whales are entirely ...

The enamel that forms the outer layer of our teeth might seem like an unlikely place to find clues about evolution. But it ...

But studies show that even just listening to birds singing can ease symptoms of anxiety and depression. A European robin, Erithacus rubecula, sings in a tree in Norfolk, England. Studies have ...

Small clusters of pits in tooth enamel may be traced back to a single evolutionary lineage millions of years ago.

Dolphins evolved from land-dwelling creatures millions of years ago. As they adapted to life in the ocean, they also grew to have many more teeth than their terrestrial ancestors. Because dolphins ...