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 ...

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 ...

University of Texas at Austin biologists believe hybrid of blue and green jay found in a San Antonio backyard is linked to climate change ...

Researchers have found a new "grue jay" bird in South Texas, a hybrid between blue and gray jay birds that is likely the result of shifting weather patterns and climate change.

Blue jays can live up to seven years and, believe it or not, their feathers aren't blue. Their colouring is the result of the ...