Ukraine's children have grown up amid four years of Vladimir Putin's war. Some who survived have revealed their sadness, hope ...

University of Michigan study finds noise harms birds' health in many ways, including their ability to reproduce ...

Sonny from Northbrook, Illinois has more than doubled the average cockatiel lifespan, earning a Guinness World Records title ...

The genus Gracixalus belongs to the family of Old World Tree Frogs and is geographically dispersed from Myanmar and western Thailand to Laos, Vietnam, and further to southern China. Despite the ...

Great tit chicks, for example, stop begging in response to a parent’s alarm call. And a study of blackcaps found that under very high predation pressure chicks completely refrain from chirping until ...