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.

It's a blue jay! It's a green jay! It's a... grue jay? Learn why a hybrid bird spotted in Texas is making headlines across ...

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

Blue-and-green jay hybrid is turning heads in San Antonio, Texas, after weather-driven habitat shifts brought 2 species together in same patch of sky.

Scientists in Texas confirmed the existence of a rare hybrid bird, the offspring of a green jay and a blue jay. It’s one of the first known cases of climate change driving two species into the same ...

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.

The biologists say the blue jay and green jay have evolved separately for roughly 7 million years and rarely overlapped in ...

How similar are the Toronto Blue Jays to the bird after which they are named? We called up the Seward Park Audubon Center to ...

Birds of a feather flock together, the adage goes. But a rare bird spotted in Texas suggests there's more ornithological intermingling than previously thought. When researchers at the University of ...