There's a large eight foot long Anteater coming to the Buffalo Zoo, and it's getting people excited about saving the species.

Anacondas are some of the largest snakes in the world, reaching impressive sizes which have earned them a fearsome reputation ...

Size shapes the way animals move, hunt, and survive. For example, in the ocean, ginormous creatures rely on their massive bodies to travel long distances or ambush prey. On land, there are large ...

Mother Nature doesn't always play by the rules... Sometimes she flips the script, hits Caps Lock and produces something so unusually large that it looks like it could be cast in a sci-fi movie. We're ...

The largest sloth of all time was the size of an elephant. Known to paleontologists as Eremotherium, the shaggy giant shuffled across the woodlands of the ancient Americas between 60,000 and five ...

Giant tortoises are some of the long-lived species on the planet. Here’s what biologists now understand about one of nature’s ...

Long before modern bears were around, Earth was home to massive bear species. Like today’s bears, these animals roamed forests and tundra. However, these ancient animals towered over today’s largest ...

Many giant animals roamed the Earth after non-avian dinosaurs went extinct. Illustration by Emily Lankiewicz / Dmitry Bogdanov via Wikipedia under CC BY-SA 3.0 / Dmitry Bogdanov via Wikipedia under CC ...

Deep-sea creatures exhibit gigantism, with football-sized eyes and van-sized sponges thriving in crushing darkness. These ...

From Philly and the Pa. suburbs to South Jersey and Delaware, what would you like WHYY News to cover? Let us know! The Philadelphia Zoo has sprouted five massive plant displays of giant animals and ...

From an evolutionary perspective, is bigger always better? The journey the thunder beasts took to reach such mega proportions from such humble beginnings forces us to ask an important question, one ...

Ancient sloths lived in trees, on mountains, in deserts, in boreal forests and on open savannas. Some grew as large as elephants. Illustration by Diego Barletta The largest sloth of all time was the ...