Test your knowledge with these top questions!
Giant squids propel themselves through deep ocean water using:
Giant squids force water through a flexible siphon tube, generating jet propulsion to dart through ocean depths.
Vampire squids defend themselves from abyssal predators by releasing:
Lacking ink sacs, vampire squids shoot glowing bioluminescent mucus to startle predators before escaping into darkness.
Deep-sea anglerfish females attract prey in total darkness using:
Symbiotic bacteria residing in the anglerfish's modified dorsal fin spine produce the light that draws curious prey.
Gulper eels expand their massive hinged jaws in deep water to:
Gulper eels possess huge pelican-like pouches and elastic stomachs, allowing them to engulf prey bigger than their bodies.