One Quarter of Sharks and Rays Threatened with Extinction
Loren Bell, Mongabay Waking Times One quarter of all shark and ray species are threatened with extinction, according to a new study published in the open-access journal eLife. The paper analyzed the threat and conservation status of 1,041 species of chondrichthyans—the class of fish whose skeletons are made of cartilage instead of bone which includes sharks, …