 A great many men die from burst arteries, especially in the brain, and this danger is presumably still greater for an elephant or a giraffe. But animals of all kinds find difficulties in size for the following reason. A typical small animal, say a microscopic...  The Reader's Digest - Página 171editado por - 1926Vista completa - Acerca de este libro
 | 1926 - 818 páginas
...difficulties. They have to pump their blood to greater heights than a man and, therefore, require a larger blood pressure and tougher blood vessels. A great many men die from burst arteries, expecially in the brain, and this danger is presumably still greater for an elephant or a giraffe.... | |
 | John Burdon Sanderson Haldane - 1928 - 338 páginas
...greater heights than a man and, therefore, require a larger blood pressure and tougher blood-vessels. A great many men die from burst arteries, especially...reason. A typical small animal, say a microscopic worm or rotifer, has a smooth skin through which all the oxygen it requires can soak in, a straight gut... | |
 | 1947 - 656 páginas
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 | 1954 - 500 páginas
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 | James Roy Newman - 1956 - 740 páginas
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