Blue whales — the planet’s largest animal — subsist on tiny crustaceans called krill. As populations of this food source ...

The study kicked off in 2015 during a prolonged marine heat wave that disrupted foraging ... particularly large increases in ...

A marine heat wave and a toxic algal bloom killed off ... However, when krill numbers declined again, blue whales, which feed exclusively on krill, fell silent. At the same time, fish population ...

False killer whales - which are in fact a dolphin - are typically deep-sea dwellers, and are one of the rarest marine mammals ...

Blue whales — the planet’s largest animal — subsist on tiny crustaceans called krill. As populations of this food source recovered from the marine heat wave, detections of blue whale singing ...