Discover how tiny black-capped chickadees outsmart brutal Minnesota winters with hidden food stashes, hypothermia tricks and ...

It’s about 3 inches long and weighs as much as a penny. But a calliope hummingbird is a tough little bird. It can fly up to 5,600 miles in a year. Despite its tiny stature, the smallest bird native to ...

For a brief but magical window in late April and early May, New Jersey becomes a crucial stopover for one of nature’s tiniest travelers: the ruby-throated hummingbird. As the only species of ...

Scientists once believed birds relied only on flight, talons and socialization for survival. But this one proves otherwise: it uses chemistry. For most of modern biology, there was a widely accepted ...

Adult button quails are small enough to fit in the palm of your hand, and chicks are even smaller. This ground-dwelling species is very rare and only found in thick grasslands. They’re the smallest ...

SALT LAKE CITY — It's about 3 inches long and weighs as much as a penny. But a calliope hummingbird is a tough little bird. It can fly up to 5,600 miles in a year. Despite its tiny stature, the ...