Bullock/Baltimore Oriole hybrid. Credit: Bryan Calk, Macaulay Library, Cornell Lab of Ornithology Baltimore and Bullock’s Orioles Are Not Merging A half-century of controversy over two popular bird species may have finally come to an end. In one corner: the Bullock’s Oriole, found in the western half of North America. In […]

Animation Princeton-led team trains wild hummingbirds to discriminate UV color combinations. To find food, dazzle mates, escape predators and navigate diverse terrain, birds rely on their excellent color vision. “Humans are color-blind compared to birds and many other animals,” said Mary Caswell Stoddard, an assistant professor in the Princeton University Department of Ecology […]

Willow tit (Poecile montanus) in flight in Kittilä, Finland. Poecile montanus: Dispersal ability has a prominent latitudinal gradient; species that live in temperate regions, like this Willow Tit, can on average fly farther than those that live in the tropics. Credit: Estormiz Bird wings adapted for long-distance flight are linked […]

Research from the University of Sheffield has revealed why some bird species take longer to develop than others Findings could help scientists predict how animals will adapt to climate breakdown and habitat destruction The study is the first to consider the importance of lifestyle, environment, evolutionary history, and body size […]

An illustration of Calcaivis, an early relative of ostriches and cassowaries that lived 52 million years ago, showing its iridescent feathers. Credit: Velizar Simeonovski Cassowaries are big flightless birds with blue heads and dinosaur-looking feet; they look like emus that time forgot, and they’re objectively terrifying. They’re also, along with […]

Visualizations of brain endocasts (blue) from the skulls of a dinosaur and a modern bird. Credit: Image courtesy of WitmerLab at Ohio University International team of researchers traces the history of brain evolution from tyrannosaurs to modern crows. An international team of evolutionary biologists and paleontologists have reconstructed the evolution […]