Active shark species like the mako and great white shark tend to swim closer to the surface because of their need for speed.

Gills Gone Wild made All The Sharks feel more than a photo contest under the ocean. MJ and Aliah made every dive look like a ...

The sharks may hold on to body heat in the frigid waters by suppressing the use of their gills while diving, essentially “holding their breath” for around an hour at a time, researchers report ...

Shark and skate heads with the branchial rays shown in red. Andrew Gillis/Cambridge University "Gegenbaur looked at the way that these branchial rays connect to the gill arches and noticed that it ...

Sharks are often falsely assumed to need to constantly move, as this keeps a fresh supply of oxygenated water flowing over their gills, allowing them to absorb the oxygen into their bloodstream.

Joseph Tanner was resting his arms on his surf board, his lower body dangling in the water, when something grabbed his right leg and yanked him under the waves.

Shark attack victim punches predator in gills to escape. 61-year-old neurologist from New York, who was vacationing in Massachusetts, says he recalled from documentaries that gills were the most ...

A New York man has survived a shark attack off Cape Cod after landing a punch on the fish's gills. 61-year-old William Lytton, of Scarsdale, was swimming in water no deeper than 10 feet in ...

Cape Cod shark attack survivor on escape: "I punched it on the gill" 03:33 BOSTON --The man bitten by a shark off Cape Cod this month said on Tuesday he escaped by punching the powerful predator ...

A man bitten by a shark off Cape Cod this month said on Tuesday that he escaped by punching the powerful predator in the gills after it clamped down on his leg.. In his first interview since the ...