Related topics: species

Aussie birds turn down their thermostat to save energy in winter

Research published in Biology Letters by scientists at Western Sydney University provides the first clear evidence that a species of perching bird (the passerines) can employ torpor—an energy-saving mechanism whereby the ...

Changes in rat size reveal habitat of 'Hobbit' hominin

A study of rat body sizes shifting over time gives a glimpse into the habitat of the mysterious hominin Homo floresiensis—nicknamed the "Hobbit" due to its diminutive stature.

Mice give predators the cold shoulder

Starve or be eaten? For small animals, this challenge must be faced every day. Searching for food is a risky business, and small animals must balance their need to eat as much as possible against the risk of being eaten themselves. ...

page 1 from 8