7 edition of Weddell seal, consummate diver found in the catalog.
|Statement||Gerald L. Kooyman.|
|LC Classifications||QL737.P64 K66|
|The Physical Object|
|Pagination||viii, 135 p. :|
|Number of Pages||135|
|ISBN 10||0521236576, 0521281407|
|LC Control Number||80018794|
My Super Book of Racing Cars and a great selection of related books, art and collectibles available now at Passion for books. Sign On My Account Basket Help. Menu. Search Weddell Seal: Consummate Diver. Gerald Kooyman. Published by Cambridge University Press () ISBN ISBN The Weddell seal (Leptonychotes weddellii) grows a thin fur coat around its whole body except for small areas around the flippers. The colour and pattern of the coat varies, often fading to a duller colour as the seal ages. This coat moults around the beginning of summer. Adults are generally brown, with lighter ventral (belly) pelage. They are mottled with large darker and .
A weddel seal was just born near the Polish Antarctic H. Arctowski Station. More at The elephant seal, a predominantly aerobic diver that spends > 90% of its time at sea submerged,, is often considered a “surfacer”, while the Weddell seal is perhaps a true “diver”, often exhibiting long surface periods between dives.
The absence of type II fibers in adults in this study was similar to previous studies on harbor seal and Weddell seal locomotory musculature, where one or both anaerobic fibers are absent (Kanatous et al., ; Watson et al., ; Trumble et al., ). The mean volume density of myofibrils per volume of muscle fiber was not significantly different among the swimming (±% to ±% for the M. longissimus dorsi and hindlimb, respectively) and non-swimming (±% for the M. pectoralis) muscles of the Weddell seal or between the muscles of the Weddell seal (±% to ±
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Buy Weddell Seal (): Consummate Diver: NHBS - Gerald L Kooyman, Cambridge University Press. Weddell seal, consummate diver. [Gerald L Kooyman] Home. WorldCat Home About WorldCat Help. Search. Search for Library Items Search for Lists Search for Contacts Search for a Library. Create This book describes the environment and behaviour patterns of the Weddell seal.
Weddell seal, consummate diver guin, Aptenodytes forsteri, which is the largest diving bird in the world (see Figure ). It stands up to consummate diver book tall and weighs as much as 45 kg. If any bird or mammal is more bound to the southern high latitudes than the Weddell seal, it.
The Weddell seal, Leptonychotes weddellii (Lesson, ), is the southernmost breeding mammal in the world and the best-studied Antarctic pinniped.
First described in the s during the British Antarctic expeditions, the Weddell seal is the only member of the genus Leptonychotes (meaning “small clawed”). Its species name is a dedication to captain James Weddell Author: Luis A. Hückstädt. The Weddell seal (Leptonychotes weddellii) is a relatively large and abundant true seal (family: Phocidae) with a circumpolar distribution surrounding Weddell seal was discovered and named in the s during expeditions led by British sealing captain James Weddell to the area of the Southern Ocean now known as the Weddell Sea.
The life history of Family: Phocidae. “ Weddell Seal, Consummate Diver. ” Cambr idge. University Press, Cambridge. Lake Book in preparation, to be published by Springer. Nine. The Weddell seal is a consummate diver, reaching depths of up to metres while holding its breath for well over an hour.
This amazing ability is thought to be due to a high concentration of a protein called myoglobin which the Weddell seals stores in their muscles. – Gerald L. Kooyman, Scripps Institution of Oceanography, University of California, San Diego, author of Diverse Divers: Physiology and Behavior and Weddell Seal: Consummate Diver "One of the most fascinating books I have read in a long time.
Elsner's papers on metabolic regulation in diving seals, meditating yogis, and diving ama are. : Diving Seals and Meditating Yogis: Strategic Metabolic Retreats (): Robert Elsner: Books. Weddell Seal: Consummate Diver by Gerald L.
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Understanding Stone Tools and Archaeological. Weddell seals are polar predators that must partition their time between many behaviours, including hunting prey at depth and breathing at the surface.
Although they have been well studied, little is known about how foraging behaviour changes when access to breathing holes is restricted, such as in the isolated-hole paradigm. Gerald L. Kooyman, Scripps Institution of Oceanography, University of California, San Diego | author of "Diverse Divers: Physiology and Behavior" and "Weddell Seal: Consummate Diver" “There are so few books dealing specifically with diving in animals, and such a book is overdue.
Castellini, M. A., Davis, R. and Kooyman, G. L., in press, “Diving Behavior of the Weddell Seal: Annual Cycles,” University of California Press, Berkeley. If a seal needs to dump heat, the anastomoses open and warm blood can reach the surface of the skin.
When Weddell seals (Leptonychotes weddellii) in the Antarctic dump excess heat in this manner, clouds of steam come off the animal as the blood reaches the surface of their skin. In some cases, the seals get so warm that they partially melt.
Many vocalizations produced by Weddell seals (Leptonychotes weddellii) are made up of repeated individual distinct sounds (elements). Patterning of multiple element calls was examined during the breeding season at Casey and Davis, Antarctica. Element and interval durations were measured from calls all >3 elements in length.
The duration of the calls (22± s) did. The hunting behavior of a marine mammal was studied beneath the Antarctic fast ice with an animal-borne video system and data recorder. Weddell seals stalked large Antarctic cod and the smaller subice fish Pagothenia borchgrevinki, often with the under-ice surface for backlighting, which implies that vision is important for hunting.
They approached to within centimeters of. Weddell Seal Consummate Diver Gerald L Kooyman This book describes the environment and behaviour patterns of the Weddell seal. Based on his numerous expeditions to the Antarctic, Dr Kooyman has analysed the seal's diving.
pages | CUP Pbk | | | #A | £ Add to basket The White Bears of Greenland EW Born. Annual Cycles of Diving Behavior and Ecology of the Weddell Seal (Bulletin of the Scripps Institution of Oceanography) () GR R / Benchmark 40 / Lexile - The Weddell Seals The Weddell Seals (Grade 3 Reading).
This adaptation, similar to one observed in marine mammals (the Weddell seal s blood cell concentration increases by up to 65 percent), could increase the diver s ability to take up oxygen at the surface. It could also increase oxygen delivery to critical tissues during the dive.
Diving Seals and Meditating Yogis is an opportunity to get the written word and perspective from one of the seasoned masters of this small and eclectic field of researchers. author of "Diverse Divers: Physiology and Behavior" and "Weddell Seal: Consummate Diver" - Gerald L. Kooyman. Weddell Seal facts - Basics.
Average Weight: - kg / - lb Average Length: 2,9m - ft males / females up to m - 11ft Breeding Season: Pups born from September to November, females become pregnant again very quickly as the males guard territories around breathing holes, there is an implantation delay of 2 months and then the female is pregnant for .Explore books by Gerald L.
Kooyman with our selection at Click and Collect from your local Waterstones or get FREE UK delivery on orders over £Weddell seals can dive up to 2, feet down and stay under for up to 45 minutes.
But no matter how deep they dive, like all marine mammals, they must surface to .