As cities continue to expand, many bird species have found ways to thrive in urban environments. From nesting in unexpected places to altering their diets, birds are showing remarkable adaptability in ...

What does it take to become a successful rarity finder? Different birders employ different methods, but many work equally ...

Currently, there are over 560 birds across the range, with 80 flying free in the Utah-Arizona flock. Still, there have been setbacks. The species’ leading cause of death is lead poisoning, caused by ...

This week, researchers hypothesized that human culture is distinguished from cultures of other species like whales by unique ...

Colors are widely used in communication within and among animal species. For example, peacocks proudly display their vibrant ...

A recent University of Arizona study finds that color vision evolved in animals more than 100 million years before the ...

We travel to units of the National Park System to see beautiful landscape, learn about history, view amazing wildlife, and to ...

Newly Discovered Late Cretaceous Birds May Have Carried Heavy ... Sky Island biodiversity hotspot in southeastern Arizona. This remarkable new species is endemic to the Chiricahua Mountains ...

A University of Arizona study found color vision evolved in animals 500 million years ago, far earlier than colorful plants.

Colors evolved for survival, with animals using them for warnings and mating, and plants attracting pollinators.

Some 350 hummingbird species make their home in North and South America. Brightly colored and incredibly fast, these tiny birds can hover in mid-air and even fly sideways and backward. Here are 10 ...

If you love a little thrill and adventure then visiting Grand Canyon is a must. The best way to explore the place is on foot with plenty of hiking trails available. Some of them are Bright Angel ...