The 19th-century naturalist Alfred Russel Wallace created a visualization that tied different species to specific regions of the world.

Constantine Samuel Rafinesque was an adventuring naturalist who named 2,700 genera and wrote about evolution before Darwin. Why has he been forgotten?

For some species of octopus, reproducing is a lonely act that ends in death.

The cat-attracting ability of perfume has been known since at least the 18th century. Will it help authorities catch a killer tiger?

Gaining enough weight to survive a winter of hibernation is actually very hard work.

Scientists have found there are actually four different species of giraffes. But what makes a species?

Urban environments are harsh, with only fragmentary remains of natural habitat. But human activity has driven a rise of wildlife in cities.

The humor in inventing fake animals comes from the fact that the audience is in on the joke. Nevertheless, the line between satire and hoax can be fuzzy.