How Great White Sharks Detect Heartbeats Across the Ocean

Cute Sharks: Diving Adventures at the Great Barrier Reef

Leopard sharks have been observed mating in the wild for the first time, in an encounter involving two males and one female. The “threesome” was filmed by marine biologist Hugo Lassauce in the south Pacific, who says the observation will aid conservation efforts for the species. #cnn #news #shark

Orca Shark Encounter: Jessica's Incredible Story