Despite their colorful appearance, blue jays are actually in the genus corvidae, the same as crows and ravens. These birds are typically 9 to 12 inches long from beak to tail and weigh under 3.5 ...

And then there are the blue birds, the ones that are supposed to bestow Among the peacock, the toucan, and the macaw, there’s a kaleidoscope of color in the avian family.

Blue jays bring vivid color to any birdbath or bird feeder, though sometimes they’ll bully other birds away from the scene. Tony Quinn /Getty Images / 500px The blue jay has a personality to ...

And as far as we know, blue feathers have been fairly uncommon through time: Of the 61 lineages of living birds, only 10 have species with E. brachyptera’s most probable coloration.

You might be able to catch these birds at the feeder this fall, or out in the wild this summer. But only if you listen.

The Blue Hen flock at UD features descendants of birds that were originally donated by S. Hallock du Pont in the 1960s for teaching and research, as well as three newer birds that were donated in 2016 ...

Whatever the evolutionary advantage, animals' color is inextricably intertwined with their environment, be it the bright birds of the rainforest or the dull silver fish of the deep sea. And the ...

The blue is easy to see, but it’s important to understand how "great" this bird is. With a height of 3.2 to 4.5 feet and a wingspan of 5.5 to 6.6 feet, it sure is great.

His April 21 sighting is the first time the bird has been seen in the U.S, bird experts said. It's also the first blue rock-thrush sighting in North America since 1997, according to the American ...