Its likely that most of that mortality is human caused. Males will fight with each other over females, and males will mate with multiple females, making them polygynous , but they do not dominate the group as in a harem. Mature males sometimes form loose bachelor groups with other males of similar age and size. Lipotidae Lipotes Baiji L. The cause of the population reduction in this species commercial whaling is reversible, understood, and is not currently in operation. Long-line fishing operations in the Gulf of Alaska complain that sperm whales take advantage of their fishing operations to eat desirable species straight off the line, sparing the whales the need to hunt. In contrast to the smooth skin of most large whales, its back skin is usually wrinkly and has been likened to a prune by whale-watching enthusiasts.
Sperm whale - Wikipedia
But strike a member of the harem school, and her companions swim around her with every token of concern, sometimes lingering so near her and so long, as themselves to fall a prey. Common minke whale B. I am a mother of three small children. Here be it known, that though these wild fishermen do not, as a general thing, and according to the great military maxim, make the enemy defray the current expenses of the war at least before realizing the proceeds of the voyage , yet now and then you find some of these Nantucketers who have a genuine relish for that particular part of the Sperm whale designated by Stubb; comprising the tapering extremity of the body. Northern right whale dolphin L.
Physical Characteristics and Appearance
Despite evidence that sperm whales share similar codas, it is still unknown whether sperm whales possess individually specific coda repertoires or whether individuals make codas at different rates. But far more terrible is it to behold, when fathoms down in the sea, you see some sulky whale , floating there suspended, with his prodigious jaw, some fifteen feet long, hanging straight down at right-angles with his body; for all the world like a ship's jibboom. Are they not one and all with Ahab, in this matter of the whale? Receiving the top-maul from Starbuck, he advanced towards the main-mast with the hammer uplifted in one hand, exhibiting the gold with the other, and with a high raised voice exclaiming:
It is still highly valued as a fixative in perfumes and other uses. See Physeter macrocephalus Mediterranean subpopulation. In some areas, particularly in the western North Atlantic, sperm whales, especially males, can occur in shallower waters e. However, molecular studies place the sperm whale in the suborder Odontoceti along with the other toothed whales. Archived from the original on 7 February Young sperm whales remain with the social group to which their mother belongs.