Some birds are feathered tufts of color so resplendent that they stand out brilliantly from their surroundings. "You have to ask why birds would do this," says Joe Corbo, a biologist at Washington ...
TEMPE, Ariz. – Parrots, long a favorite pet animal, are attractive to owners because of their vibrant colors. But those colors may mean more to parrots than what meets the eye. For more than a century ...
The red and yellow feathers of parrots aren’t really that different at the chemical level, despite their unmistakable hues. A study published in Royal Society Open Science on July 4 finds that the ...
“You have to ask why birds would do this,” says Joe Corbo, a biologist at Washington University in St. Louis. “And one of the leading hypotheses is that the male has elaborate ornaments or colors that ...