From 9-foot tall ostriches to albatrosses with gargantuan wingspans, here are some of the biggest birds in the world.

Brookfield Zoo Chicago just got a whole lot cuter thanks to the arrival of a new baby squirrel monkey! And the best part? You ...

In Colombia’s Middle Magdalena region, a patchwork of forest corridors is linking up isolated populations of the critically ...

Scopes trial, in which a Dayton, Tennessee, teacher was charged with violating state law by teaching biological evolution, ...

In 1921, William Bell Riley admonished his opponents that they should “cease from shoveling in dirt on living men,” for the ...

Explore Brookfield Zoo’s new Tropical Forests habitat with chimps, gorillas and kid-friendly rainforest adventures.

There are over 300 monkey species alive today, and while most are peaceful, tree-dwelling insectivores and herbivores, a ...

Disturbing new research reveals that jaguars and pumas in damaged tropical forests are increasingly preying on monkeys, a dietary shift that signals ecosystem collapse. Scientists studying big cat ...

Have you ever wondered what the largest snake in North America is? Perhaps you’re interested in snake facts or curious to see ...

Monkeys are among the most captivating creatures in the animal kingdom. They've got expressive faces, sharp intelligence, and curious nature, which makes them so fascinating. But beyond the common ...

Size: Up to 13 feet Range: Native to Central and South America, but found in parts of South Florida as an invasive species. Diet: Birds, rodents, lizards, and all sizes of mammals.

The following list ranks these snakes from smallest to largest, offering a comprehensive overview of their sizes and characteristics. This ranking highlights the impressive diversity of snake species ...