According to myth, cave wyrms are terrifying creatures that live deep inside mountain caves, or sometimes in marshes and fens ...

Nessie, often known as the Loch Ness Monster, is a legendary sea monster with deep roots in Scottish tradition ... while his lower half was thought to be either a dragon or a serpent.

Black seadevil anglerfish (Melanocetus johnsonii) are deep-sea creatures that have rarely been spotted swimming in the wild. Their name translates to "black sea monster”—but despite their ...

Marine biologists have snapped the first known near-surface photos of a monster-looking predator ... Dwelling in deep darkness, the deep sea predator uses a bioluminescent pole on its head to ...