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 species. A rare hybrid bird identified in a suburb of San Antonio, Texas (center panel, credit: Brian Stokes) is the result of mating between a male blue jay (left, credit: Travis Maher/Cornell Lab of Ornithology/Macaulay Library) and a female green jay (right, credit: Dan O’Brien/Cornell Lab of Ornithology/Macaulay Library). ================================================================== Biologists at The University of Texas at Austin, who have reported discovering a bird that’s the natural result of a green jay and a blue jay’s...