First known wild 'grue jay' hybrid spotted in Texas

Environment Animals Wildlife Birds First known wild'grue jay' hybrid spotted in Texas Green and blue jays are crossing paths as temperatures rise. Breakthroughs, discoveries, and DIY tips sent every weekday. If you happen to find yourself in south Texas and spot a strikingly colored bird, be sure to snap a photo. According to biologists at the University of Texas at Austin, it may be a mix between a green jay () and a blue jay (). Unofficially dubbed a "grue jay," the bird likely marks one of the first confirmed examples of a vertebrate animal that hybridized partially due to climate change .