kanaloa

Right Whale

 

 


Right Whale (Etlbalaena glacialis)
For at least 700 years (1100 to 1800) the Right Whale was successively hunted in the Bay of Biscay, along the northwestern coast of Norway, around Iceland, in the Gulf of St. Lawrence near Newfoundland, and along the coasts of New England.
Its abundance, slow speed, buoyancy of its carcass, and great yield of oil and whalebone made it an attractive quarry. For these reasons it was called the "right" whale. Actually there are three recognizable kinds of Right Whales, of which one (Eubalaena glacialis) inhabits the North Atlantic Ocean, another (£. australis) the oceans in southern latitudes, and a third (E. sieboldii) the North Pacific Ocean.
The Right Whale is related to the Bowhead, or Greenland Whale , and like the latter is characterized by the absence of external throat furrows, lack of a dorsal fin, presence of long, narrow blades of black whalebone, and enormous fleshy lower lips on the outward-bowed lower jaws.
Adult Right Whales generally average from 45 to 50 feet long. The short and chunky body is often entirely black, although about one out of five individuals is white-bellied. Near the end of the muzzle of adults and young is a horny excrescence of irregular shape known as the "bonnet," commonly infested with parasitic worms, whale lice, and barnacles. The row of black whalebone suspended from each upper jaw consists of at least 250 flexible blades, of which the central ones are the longest, averaging from six to seven feet. The female has a single young which she suckles and keeps with her for at least a year.
Right Whales are fond of floating on the surface, and at times are playful, springing nearly clear of the water. Usually a series of five or six shallow submergences is succeeded by a deep dive of 15 to 20 minutes' duration. The V-shaped spout is double, the forcibly ejected breath from each blowhole being directed forward and upward some 15 feet. 

Pygmy Right Whale

(Neobalaena marginata.)

Pygmy Right Whales are either few in number or their habits are such that they are rarely seen by whalers . Stranded specimens have been found on the eastern coasts of the Great Australian Bight, most frequently in the spring at the time of heavy gales, and in various New Zealand waters.
Probably less is known about their habits than of any other cetacean. Measurements of skeletons indicate that they attain a length of 20 feet. The throat is smooth. The blades of whalebone are ivory white or yellowish white, with a blackish outer margin.
One of the most remarkable features of the Pygmy Right Whale's body is the presence of 17 pairs of peculiarly widened ribs, a greater number than is found in any other cetacean. Some zoologists believe that these ribs provide additional protection to the internal organs and may be related to deep diving habits.






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