Sharks stun sardine prey with tail-slaps

Thresher sharks hunt schooling sardines in the waters off a small coral island in the Philippines by rapidly slapping their tails hard enough to stun or kill several of the smaller fish at once, according to research published ...

Researchers reveal that sharks are hygienic

(PhysOrg.com) -- Scientists at Bangor University have shown for the first time, that sharks visit shallow tropical reefs or 'seamounts', to benefit from cleaning services and rid themselves of cumbersome parasites. The strategy ...