The presence of a crop in two Early Cretaceous birds points to an essentially modern digestive system that formed early in avian evolution. In modern birds the crop provides storage, allowing a number ...

A pair of Eurasian collared doves have been visiting my back yard bird feeding area this winter. They’re technically an alien invasive specie that appears to be increasing in number every year.

Measuring how commonly-prescribed pharmaceuticals behave in the guts of starlings is a daunting task, but a new study has aimed to do just that. The researchers found that the drug behaved similarly ...