Let’s explore the 21 deadliest animals in North America, each with its own unique capabilities to strike fear into the hearts ...

There are over 150 different species of firefly in North America, and each has its own characteristic flash code. Male fireflies use their glow to attract females and, in some areas at certain ...

The lake sturgeon is the oldest and largest native fish species in North America’s Great Lakes. Lake sturgeons can grow huge. It’s not unusual to find one six feet long and 200 pounds.

But humans living in ice age North America had to deal with the real thing. Dire wolves (Canis dirus) were a canine species that hunted the plains and forests. They were similar to modern grey ...

These charismatic, rabbit-size rodents live on North America's prairies and open grasslands ... They also feature listening posts near exits, so animals can safely keep tabs on the movements ...