To Know a Fly |
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Page 23
... thirsty . If so , he will lower his proboscis as soon as his feet touch and will suck avidly . When thirst has been allayed , the proboscis will be retracted compactly into the 02 “ I've lost my appetite for pistachio mousse . 23.
... thirsty . If so , he will lower his proboscis as soon as his feet touch and will suck avidly . When thirst has been allayed , the proboscis will be retracted compactly into the 02 “ I've lost my appetite for pistachio mousse . 23.
Page 61
... thirst . In the fly it certainly does . But , and here the fly differs from man , re- placement of blood with any fluid achieves the same end . We have injected into thirsty flies blood , water , concentrated salt , mineral oil , and ...
... thirst . In the fly it certainly does . But , and here the fly differs from man , re- placement of blood with any fluid achieves the same end . We have injected into thirsty flies blood , water , concentrated salt , mineral oil , and ...
Page 63
... thirsty fly and satisfied his thirst , we showed beyond reasonable doubt that the fluid pressure ( not the osmotic pressure or salt con- centration ) in the body cavity was the means of preventing the fly from acting thirsty . When this ...
... thirsty fly and satisfied his thirst , we showed beyond reasonable doubt that the fluid pressure ( not the osmotic pressure or salt con- centration ) in the body cavity was the means of preventing the fly from acting thirsty . When this ...
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able activity amount animal ants appearance become bees behavior Bill Clark biologist blood body brain called caterpillars caused cells Chapter continued course creature dance drink drop eggs eight eventually example experiment experimental eyes fact feathers feeding feet female flies fluid fly's follow glucose hair hand head honeybee human hunger hungry insects interest jump kind known laboratory learning least legs less light live look lower males matter means mechanism merely MICHIGAN minute move nature nerve never observation odor once operation organ performed person piece prefer present problem proboscis protein question reach reason record removed result salt scientific scientist seen sense sensitive serve side simple stops student sugar supply taste thing tion trail tube turn understanding usually walk wings