Even fish sometimes hold their breath in cold, dark, deep water. Scalloped hammerhead sharks living near Hawaii spend their days basking in warm surface waters. But at night, these fish hunt for squid ...

While swimming in cold, deep waters, scalloped hammerhead sharks have an unusual way of keeping warm: They close their gills and hold their breath. This unusual behavior, documented Thursday in ...

Scalloped hammerheads appear to hold their breath when they dive into cold, deep water. By shuttering their blood-rich gills, they may keep warm while hunting prey, effectively sidestepping their own ...

Sharks are among the best swimmers on the planet, but new research suggests that even they sometimes "hold their breath" while diving deep underwater. The reason is that sharks are ectothermic, or ...

Scalloped hammerhead sharks hold their breath to keep their bodies warm during deep dives into cold water where they hunt prey such as deep sea squids. This discovery, published today in Science by ...

Despite the popular belief that all sharks need to keep swimming or they'll die, many species of shark can get along just fine staying still. Gray reef sharks are the most recent species now ...

The amount of human debris and litter in the oceans is a serious danger to wildlife everywhere. The most dangerous types of debris for wildlife is plastics and derelict fishing gear like old nets.

Adventurer Brady Barr revisits python cave where he was bitten. Jan. 9, 2009 — -- Scientist-adventurer Brady Barr has traveled all over the world to study hundreds of animal species, but a recent ...

The top five most common places for shark attacks are the US, Australia, and South Africa. The most common culprits are great white sharks, tiger sharks, and bull sharks. If you see a shark, get out ...

A horrifying incident straight out of a movie took place off the coast of the Hawaiian island of Maui when a shark attack led to a woman’s tragic demise. The victim, a 60-year-old woman from ...