Scary fish

Learn about the tailless whip scorpion! These guys kind of look like something from your nightmares. But there is more to whip scorpions than meets the eye, so let's learn about these not-so-scary animals!

Looking to be amazed by some of this planet's scary animals and critters? You're in the right place. Here, we'll cover scary fish, mammals, creepy reptiles, and more!

The angler gets its name from the elongated dorsal spine that supports a light-producing organ known as a photophore. Through a chemical process known as bioluminescence, this photophore can produce a blue-green light similar to that of a firefly on land. The fish uses this appendage like a fishing lure, waving it back and forth to attract its prey.

There are more than a million different species of animals on Earth, so here's a place to start. Check out these ten little-known amazing facts about animals, then watch the U.S. premiere of the original uncut series Planet Earth to see up-close the first snow leopard hunting, the first blue bird of paradise displaying in the wild… and the vampire squid from hell! All Earth Day weekend (Saturday and Sunday, April 21-22) only on BBC AMERICA.

Saber-Toothed Viper Fish

How did an underwater photographer get this photo of a Pacific black dragonfish (Idiacanthus antrostomus)? He was part of a project documenting deep-sea animals found in Monterey Bay, California. Jason Bradley partnered with the Monterey Bay Aquarium Research Institute and Moss Landing Marine Labs to gain special access to both live and collected deep-sea organisms, to reveal what lives in these distant alien habitats.

Hay una competencia constante entre los animales, y para sobrevivir, tienen que adaptarse. Así, en la naturaleza aparecen especies completamente extraordinarias. Con la palabra “colibrí”, por ejemplo, imaginamos un lindo pajarito revoloteando sobre una flor. Pero, dado que no hay suficiente néctar para todos, una de las especies de colibrí se convirtió en depredador. Una serie de pequeños dientes afilados le ayudan a cazar insectos y arañas.

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In the olden days it was called cold-fire. When walking through the forest, our ancestors discovered glowing mushrooms on rotting wood. They called it ‘fox-fire’. They were fascinated by the fairy tale nature of insects flying through the forest with an eerie and ethereal glow. They called these ‘fire-flies’ (even though they weren’t really flies!) and they called their worms ‘ glow worms’.