sperm whale

But previous sightings and sound recordings closer to the surface suggested that the sperm whales are relatively few and far between.

Sperm whales, also found in the Antarctic, lie at the surface blowing repeatedly so as not to get the bends.

Sperm whales, which spend more time than other species at the surface, were also vulnerable.

And of course this will impact up the food chain, to fish and even sperm whales who dive deep to graze the ocean floor.

Sperm whales gather in their breeding grounds off the Caribbean island of Dominica in a file photo.

How the millions of liters of oil will impact sperm whales and other cetaceans is an ongoing, unintentional science experiment.

However, its close relative, the Colossal Squid, may grow to much greater sizes, as evidenced by the size of sucker marks on sperm whales.

Sperm whales' heads are filled with a mysterious substance called spermaceti .

Sperm whales, however, spend considerably more time at the sea surface, so they too are becoming sunburned.

Near the Azores, just below the sunlit Atlantic surface, sperm whales float in vertical repose.

That in turn stands to have an effect on the food chain, since giant squid provide the meal of choice for endangered sperm whales.

Despite large population drops due to whaling, sperm whales are still fairly numerous.

The scientists conducted photo surveys and performed skin biopsies on blue, fin and sperm whales from the Gulf of California.

Oil spills can affect sperm whales and other cetaceans, including dolphins, in a number of ways.

Regardless, it is known that such sperm whales feed on deepwater squid that may be impacted by plumes of dispersed oil .

Sperm whales are easily recognized by their massive heads and prominent rounded foreheads.

We recently photographed Sperm Whales in Dominica, Tiger Sharks in the bahamas and tiny critters in Indonesia.

The largest toothed whales, sperm whales can reach a length of 62 feet (19 meters) and feed largely on squid.

The findings come from a study of 156 blue, fin and sperm whales swimming in the Gulf of California.

Pacific Ocean sperm whales carry evidence of exposure to several man-made pollutants.

A blue whale more agile and faster than the sperm whale? damn these sperm whales are just sitting ducks. : happy.

Their cousins are hunted by sperm whales who dive into bone-crushing depths to catch them.

There are at least 1, 600 such sperm whales in the Gulf, according to marine biologist Thomas Shirley of Texas A&M University. Minus one.

Evidence for the highest pollutant exposure was detected in sperm whales from the Galapagos Islands area.

The whale is a member of a pod of about 50 sperm whales that live there.

Sperm whales and giant squid may be mortal enemies.

Humans don't have the largest brains in the world -- those belong to sperm whales.

Sperm whales are often spotted in groups (called pods) of some 15 to 20 animals.

First they chased down slower whales such as rights, humpbacks, and sperm whales.

The irony is that sperm whales can thank oil for their species's survival.

Sperm whales are known to dive as deep as 3, 280 feet (1, 000 meters) in search of squid to eat.

Every year, thousands of bull sperm whales,