The sperm whale received its name from an organ inside its head—the spermaceti organ—that old-time whalers used to believe produced sperm. The total number of sperm whales in the world is unknown, but is thought to be in the hundreds of thousands. They may face inwards with their tails out the 'marguerite formation', named after the flower. Retrieved 26 December Although they live at the surface they dive to hunt giant squid that are bottom dwellers. Historical catch records suggest there could have been smaller aggression grounds in the Sea of Japan as well.
Sperm Whale Species Guide - Whale and Dolphin Conservation
Encyclopedia of Marine Mammals. Does a sperm whale really contain sperm? While male sperm whales are fairly solitary the female sperm whales can often be seen grouped together with other females and their young. Only 8 out of 21 sailors survived to be rescued by other ships. Hence orcas rarely engage combat with large bullssperm whales, as there are plenty of other fish in the sea:
Sperm whales can dive to feet meters in pursuit of giant squid, their primary prey. Sperm whales are found in most of the world's oceans, except the high Arctic and prefer deep water. Check with MML's online library or your local librarian for her or his recommendations. The teeth however do not appear to be necessary for biting or consuming prey as sperm whales that do not possess teeth appear to be able to consume their prey with little or no issues when compared to toothed sperm whales. Females are able to conceive at about 28 feet 8.
According to Fristrup and Harbison ,  sperm whales eyes afford good vision and sensitivity to light. Females will sometimes assist this process by driving away older males. When the young male whales reach the ages 4 — 21 they choose to leave their pod and go off on their own while the young female whales continue to maintain relationships with their local pods and upon sexual maturity may begin mating and reproducing offspring of their own. She shows me a printout from an earlier Sea of Cortez cruise with Gilly, when sperm whales surrounded them. Since whale hunting has decreased in the last few decades, their populations are starting to recover. Solve the 1-digit addition problems, then do letter substitutions to answer a whale question.