October 2nd, 2017

Sharks and rays live a lot longer than we thought

Sharks and rays live a lot longer than we thought

Evidence for systemic age underestimation in shark and ray ageing studies Date: September 29, 2017 Source: James Cook University Summary: Sharks and rays live a lot longer than we thought — some twice as long as previously estimated. Tiger shark. Credit: © frantisek hojdysz / Fotolia Many sharks are living much longer than was thought, according