What do you get when you cross a blue jay with a green jay? That’s not the start of a joke, but the subject of a new study ...

Unusual weather patterns are bringing once-distant bird species into contact, giving rise to rare hybrids that fascinate ...

(CNN) - Researchers in Texas say they’ve identified the first-known wild hybrid between a blue jay and a green jay. According ...

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 ...

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.

Despite millions of years of evolutionary separation and a geographical divide, a blue jay and green jay mated in Texas. This bird is the result.

We live in unprecedented times, and the "grue jay" (a hybrid bird found in South Texas) is emblematic of this fact. Check out ...

Researchers at UT Austin are chirping about a brand new bird.

In Texas, biologists have documented an extraordinary bird — the natural hybrid offspring of a green jay and a blue jay. Once ...

The rare hybrid offspring of a blue jay and a green jay is likely a result of weather-related shifts in the range of two ...

Biologists at The University of Texas at Austin, who have reported discovering a bird that's the natural result of a green ...