Ecological and environmental physiology of mammals by Philip C. Withers, Christine E. Cooper, Shane K. Maloney,

By Philip C. Withers, Christine E. Cooper, Shane K. Maloney, Francisco Bozinovic, Ariovaldo P. Cruz Neto

Mammals are the so-called "pinnacle" crew of vertebrates, effectively colonising nearly all terrestrial environments in addition to the air (bats) and sea (especially pinnipeds and cetaceans). How mammals functionality and live to tell the tale in those different environments has lengthy involved mammologists, comparative physiologists and ecologists. 'Ecological and Environmental body structure of Mammals' explores the physiological Read more...

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This e-book summarizes our present wisdom of the advanced and complex physiological types that mammals supply for survival in a wide selection of ecological and environmental contexts: Read more...

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G. female pythons shivering during incubation; some fishes with localized heat production from fat metabolism Introduction to Mammals | 15 or locomotor heat production). Large vertebrates also gain a capacity for homeothermic thermoregulation as a consequence of their large body size, hence a large thermal inertia and a low surface area to volume ratio, which favours heat retention even with a reptilian level of metabolic machinery. g. g.  1990).  2006; Clarke & Rothery 2008; Lovegrove 2012a,b).

Ants or termites; Eisenberg & Wilson 1978) and low learning capacity (Jerison 1973). 8). 2, with small olfactory bulbs, consistent with poor olfactory discrimination, poor vision and hearing, low tactile discrimination, and simple motor coordination. 3, with an expanded olfactory bulb and cortex, and expanded mechanoreceptor (tactile) sensation. 5 (which is within the current mammalian distribution), reflecting expanded olfactory bulbs and cortex. The third EQ pulse was a further increase in olfactory sensation associated with an expanded olfactory epithelium associated with turbinate bones, seen in the ‘crown’ mammals; that is, the ‘true’ Mammalia: the monotremes (but apparently not other prototherians), marsupials, and placentals.

Three lineages of living mammals have evolved a gliding membrane of skin stretched between the wrists and ankles (Byrnes & Spence 2011). g. 7). Even a few fish are capable of gliding, possibly to escape predation or to travel faster since the drag in water is much more than in air. Some swimming mammals and penguins might also benefit from breaking the surface when they swim. Powered flight has evolved at least three times in the vertebrate lineage. Powered flight requires considerable muscular energy input to provide sustained horizontal, rather than gliding.

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