Birds that feed on nectar or fruit evolved better mechanisms for managing metabolism, blood pressure and high glucose.

Anyone who has seen a hummingbird poking her beak deep into a trumpet creeper blossom, or a honeyeater using its brush-tipped ...

Bird diets provide a real treasure for research into the distribution and conservation of their prey, such as overlooked and rare bush-cricket species, point out scientists after studying the diet of ...

Irruptions happen when young snowy owls, pushed out by older, dominant birds in the Arctic, travel farther south in search of space during their first winter. These movements are closely linked to ...