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

A new bird has been discovered in the San Antonio area, a hybrid between two species whose ranges are starting to overlap, in part likely due to climate change, researchers say. Researchers at the ...

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.