How yellow and blue make green in parrots

When it comes to spectacular displays of color, birds are obvious standouts in the natural world. Many brightly colored birds get their pigments from the foods that they eat, but that's not true of parrots. Now, researchers ...

Don't count on your chickens counting

Clocks and calendars, sports scores and stock-market tickers - our society is saturated with numbers. One of the first things we teach our children is to count, just as we teach them their ABCs. But is this evidence of a ...

Ancient parrot fossil found in Siberia

(Phys.org)—A Russian paleontologist has discovered a parrot fossil uncovered in Siberia several years ago—the first evidence of parrots living in Asia. In his paper published in Biology Letters, Nikita Zelenkov describes ...

Parrots know shapes

When he looks at a Kanizsa triangle, the famous optical illusion made up of three Pac-Man figures facing each other, Griffin doesn't just see three figures converging on each other. He sees a triangle.

Parrot species in US cities may rival that in native Mexico

U.S. researchers are launching studies on Mexico's red-crowned parrot—a species that has been adapting so well to living in cities in California and Texas after escaping from the pet trade that the population may now rival ...

New evidence of tool use discovered in parrots

Psychologists at the University of York and University of St Andrews have uncovered the first evidence of tool use by greater vasa parrots (Coracopsis vasa).

All in a flap: Seychelles fears foreign bird invader

It was just a feather: but in the tropical paradise of the Seychelles, the discovery of parakeet plumage has put environmentalists in a flutter, with a foreign invading bird threatening the national parrot.

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