An eagle feeds its offspring

Bald Eagles Are Back From the Brink

Bald eagles are back from the brink of extinction.
An orange and cream lizard tilts its head and tail up

Animal Penises Can Tell Us a Lot About Evolution

There is a surprisingly large body of work regarding animal penis evolution.
Bohemian Waxwing 
Bombycilla garrulus
(Hilversum, The Netherlands)

When Birds Drink Too Much

In case you think a few drinks makes your singing better, it doesn’t—and the same goes for drunk birds.
A maroon and cream striped octopus on the seafloor

Mimics of the Animal Kingdom

Art Imitates Life? Try Bird Imitates Caterpillar. Animals that mimic to survive
A dove perched on a branch

Christmas Bird Count and Citizen Science Through The Years

The Christmas Bird Count is upon us! From Dec. 14 until Jan. 5, birders of all stripes will be participating in a long-running "citizen science" project.
A Cliff Swallow with sand in its mouth

Driving the Evolution of Cliff Swallows

Charles R. Brown and Mary Bomberger Brown have been studying cliff swallows (Petrochelidon pyrrhonota) in southwestern Nebraska since the early 1980s.
Vultures on tree

How The Near Extinction of Indian Vultures Led to Disaster

The populations of the nine species of Indian vultures began to plummet in the 1990s
Let's Talk Turkey

Let’s Talk Turkey

First of all, why the name "turkey?"
A small bird on a thin tree branch

Winter Coping Strategies for Animals – and for Us

The winter coping strategies of birds and humans are not so different.
A Mexican Free Tailed Bat holding on to the bark of a tree

Singing’s Not Just for the Birds Anymore

The common perception of bat calls consists of squeaks and chirps. But many bats, including Mexican free-tailed bats of Austin, TX, sing to one another.