Specimens have large eyes and claws, as well as smooth bodies. The species comes in two color forms: Blue form crayfish are a dark hue with orange joints and tails, while purple form crayfish are ...

George Holmes is a member of DEFRA's England Species Reintroduction Task Force ... such illicit and unregulated reintroductions are surprisingly common. Illicit beaver populations have sprung ...

New research reveals that damage to these environments is pushing freshwater animals to the edge of extinction, with 24% of species in danger of being wiped out. Thousands of fish, crab and dragonfly ...

A Herefordshire teenager has been recognised in a national photography competition for his picture of a dragonfly. William Lambourne, 15, from Ledbury, was commended in the 12-15 category of the ...

Two species of tiny, drab, and otherwise forgettable fish—the blotchy brown snail darter and the pale, silvery delta smelt—will never meet in real life. The snail darter swims in rivers and streams in ...

Nearly a quarter of freshwater animal species, from fish to dragonflies,face high risk of extinction worldwide, scientists have warned. The rise of chemical and sewage pollution, over-extraction ...

The snail darter ... species which environmental law enshrined as untouchable if the animal was in danger of dying out. But it turns out the “snail darter” was actually just a common perch ...