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

A unique bird, the “Grue Jay”, has been discovered in San Antonio, which is a hybrid of a Blue Jay and a Green Jay, and is ...

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

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.

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

Biologists at The University of Texas at Austin (UT) have found a rare hybrid jaybird, and say it may be one of the first ...

It wasn't just a unique color variation—it was something far more unusual. The bird, confirmed through genetic testing, was a wild hybrid between a green jay and a blue jay, the first ever documented ...

Blue jays, native to much of the eastern United States, and green jays, traditionally found in Mexico and Central America, were once separated by distance.

We always enjoy the many hungry birds that come in to the feeder in winter. Constant movement of small birds in and out of the platform feeders and suet stations offer intriguing scenes. It is ...

Finally a bit of rain … and the temperature at night drops into the 30s. I hesitate to call this spell of warm fall weather a "second summer," since we have not yet had a frost. Lawns are still ...