The songs of zebra finches, long used as a model for how humans learn to use speech, get a little sloppy after a few drinks, a new study finds. Future research will look at how it affects learning.
A zoo in Japan takes its penguins on a 30-minute waddle twice a day during the winter to keep them from getting too chubby. Visitors line the route and snap pictures of the penguins.
In the mid-1960s, a biologist discovered the beauty of humpback whale songs. But his recordings weren't just academic — they were woven into popular music, and they kicked off an entire movement.
Egg cartons these days are often plastered with an array of terms that can confuse and even mislead consumers. Here's a glossary of carton jargon for the wannabe informed egg buyer.