Related topics: climate change · extinction · plants · biodiversity · plos one

What do bird dreams sound like?

For more than 20 years, researchers have known that areas of birds' brains dedicated to singing show neural patterns during sleep akin to the ones they use while awake and singing.

Experts determine best way to breed frogs in captivity

Frogs belong to a group of animals called amphibians—the most endangered group of species on the planet. Two out of every five amphibian species are currently threatened with extinction, and this figure is rising.

page 7 from 40