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

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

The rare bird, spotted in a backyard in Texas, is the first known blue jay-green jay hybrid in the wild, according to a new study.

For the first time, scientists have observed the wild hybrid offspring of a blue jay and a green jay during a study near San Antonio, Texas. The hybrid bird is the product of two species whose habitat ...