Scientists are making advances in decoding animal sounds. That might someday make animal translators a possibility.
Production of this potent greenhouse gas is triggered by a newfound feature of these microbes — one with a funny name: hydrogenobody.
Balloon-like air sacs in the mice's throats create whistling songs. No other animal is known to make calls in this way.
Some of these predators were as long as whales. Roaming the seas more than 72 million years ago, the octopuses appear to have been the largest invertebrates ever known.
In lab tests, mosquitoes exposed to DEET while feeding learned to associate the chemical with food.
The strangler fig provides food and shelter for animals in the tropics. For at least 17 mammal species, it also serves as a toilet.
Newfound fossils turned up a strange zoo of often-complex creatures, including some suggesting that evolution of left-right symmetry occurred earlier than once though.
With half a beak, Bruce has developed a unique fighting style that has won him top status in his flock, videos and documented interactions reveal.
Humidity makes North American sweat bees change color. This trait could be widespread among shiny insects, some biologists now suspect.
