Open wide! The gaping gob of a pelican eel can expand into a voluminous sac for trapping elusive prey in the dark ocean ...

Among them is a bizarre eel species with a giant mouth that has a remarkable resemblance to a pelican's beak. Dubbed the pelican eel and known scientifically as Eurypharynx pelecanoides ...

Paleontologist Darren Naish added that the apparent appearance of the spine during these yawns is called glottis exposure, which involves the birds inverting the pouches beneath their beaks over their ...