Tropical birds are well known for their colorful appearance: vibrantly colored macaws, parakeets and parrots are widely considered to be the quintessential birds of this region. The popularity of ...
OKINAWA, Japan, Nov. 4 (UPI) --Everything seems brighter in the tropics: the sky, the ocean, the houses, the birds. Think tropics and brightly feathered toucans and parrots come to mind. Why is that?
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