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 ...

Blue jays help themselves to paint chips because they contain calcium, a vital element needed to lay healthy eggs in the ...

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

A male blue jay on the left, a female green jay on the right and a hybrid offspring of the two species in the center. Travis Maher / Cornell Lab of Ornithology / Macaulay Library (left); Brian Stokes ...

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 ...

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.

SAN ANTONIO (WKRC/CBS Newspath) - A rare hybrid bird, the offspring of a male blue jay and a female green jay, has been identified in a suburb of San Antonio, Texas. This unusual bird is believed to ...