The ranges of the two parent bird species have expanded due to climate change and now overlap around San Antonio, researchers ...

Warming temperatures have prompted a rare hybridization of a blue jay and green jay, according to researchers at the University of Texas.

A hybrid bird found near San Antonio is the offspring of the two types of jays, UT Austin researchers say. It's likely the first found in the wild.

The hybrid bird is the product of two species whose habitat ranges began to overlap a few decades ago, potentially due to ...

A rare bird alert on the eBird app led University of Texas researchers to discover a rare hybrid from a blue jay and green jay mating.