Hagfish are bottom-dwelling marine animals that are capable of producing startling amounts of defensive slime when they are provoked. Understanding the burrowing activities of hagfish could lead ...

The fish also had four or five “branchial slime pores,” according to the study, double what other species have. The roughly foot-long sea creature is a new species, and was na ...

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 ...

Most of a hagfish's brain is devoted to scent detection. Hagfishes are counted as vertebrates, but they do cause some problems for taxonomists. A vertebrate is typically defined as an animal that has ...