Forget festivals and sporting events, the Bracken Cave bat colony is considered to be the largest gathering of mammals on ...

Have you ever wondered what the biggest land animal in history looked like, or which creature ruled the oceans as the largest of them all? Prehistoric giants often come to mind, but the story goes ...

​From skies filled with battalions of bats, oceans filled with feeding frenzies, to grasslands alive with herds in motion, ...

BELA-BELA, South Africa (AP) — Tuesday is World Elephant Day. Here are five things to know about the largest land animals on our planet. There are three species of elephants: the African savanna or ...

Some nights, when I should be doing something sensible or useful, I end up looking at pictures of blue whales and feeling very, very tiny. We talk a lot about the megafauna that are gone – mammoths, ...

The Great Nile Migration is one of the greatest natural events in the world—and nearly impossible to witness. WSJ traveled by helicopter and ultralight aircraft to watch six million antelope storm ...