The hagfish is a slime-emitting ocean-dweller that's remained unchanged for 300 million years--and it shows. It has a skull (but no spine), velvet smooth skin, and a terrifying pit of a mouth that ...

An curved arrow pointing right. The Atlantic Hagfish is an eel-shaped creature that releases a mass of slime when threatened. The slime is so good at holding water that scientists are now studying ...

The brown hagfish (Pacific), or more precisely Eptatretus stoutii, is another creature that science has known for a long time but stands out among other species due to its astonishing abilities ...

The brown hagfish (Pacific), or more precisely Eptatretus stoutii, is another creature known to science for a long time but stands out among other species due to its astonishing abilities.Look ...