var arrayFacts=[ "Right side up.

Sperm whales sleep vertically with their head pointed down toward the bottom of the sea.", "Head Space.

The head of the sperm whale contains three to four tons of spermaceti, a waxy substance that was once used to produce smokeless candles, lamp oil, lubricant for car motors, crayons, and as a base for cosmetics and skin creams.

Scientists are not exactly sure how the whales use spermaceti.", "'If I only had a brain...'

The sperm whale has the largest brain of any animal. Its brain is six times the size of a human brain.

However, relative to the sperm whale's huge size, its brain isn't very big.", "Brain freeze.

Sperm whales get their name from the oil, called spermaceti, they produce. Chemically similar to jojoba oil, spermaceti oil is produced in the spermaceti organ, located in the head of the sperm whale.

The sperm whale's head can hold as much as 500 gallons of oil. This liquid oil turns solid as the ocean waters get colder, and it is believed the weight acts as a ’weight-belt’ for diving whales. ", "There she blows!

The fictional Moby Dick was a sperm whale. Sperm whales are the largest toothed whales and vary in color from dark gray to black, and occasionally light gray.

The texture of their skin is wrinkled, almost prune-like. Adult males grow to 50-60 feet and weigh 40-50 tons.", "How low can you go?

The Sperm whale can hold its breath for approximately one hour. Sperm whales are the deepest divers in the whale family, and have been known to dive to depths of 10,500 feet to hunt giant squid.

On average though, they only dive to depths of around 4,000 feet.", "Big headed.

The sperm whale’s brain weighs about 20 pounds. Sperm whales have the largest brain and largest head of any animal.

Their head is about one-third of their total body length, and can measure 20 feet long, 10 feet high and 7 feet across.", "Head wound.

The sperm whale’s head is a distinctive box-like shape. Their heads are often covered with circular scars, made by the suckers of the giant squid that they hunt and eat.", ];