The most attractive male birds attract more females and as a result are most successful in terms of reproduction. This is the starting point of many studies looking for factors that influence sexual ...

One may expect a creature that darts around its habitat to be capable of perceiving rapid changes as well. Yet birds are famed more for their good visual acuity. Joint research by Uppsala University, ...

Backyard songbirds, like cardinals and chickadees, see the world with visual clarity surpassing human eyesight. Acute bird vision derives from the retina's fovea - the center of sharpest vision - that ...

The width of a bird's visual binocular field is partially determined by the size of the blind area in front of its head, according to a study published March 29, 2017 in the open-access journal PLOS ...

Aug. 29 (UPI) --According to a new study, some birds of prey can detect contrasts between objects at a greater distance than humans -- but only if the object is a different color than the background.

Get exclusive reporting, live Q&As and ad-free reading. LiveScience If optimists see the world through rose-colored lenses, some birds see it through ultraviolet ones. Avians have evolved ultraviolet ...

Where do birds live? How do they behave? How vulnerable are they to changes in their habitat? To answer those questions, researchers used to look toward factors such as size or migration patterns. But ...

One may expect a creature that darts around its habitat to be capable of perceiving rapid changes as well. Yet birds are famed more for their good visual acuity. New research now shows that, in small ...