To Know a Fly |
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Page 22
... taste , for example . Does a fly possess a sense of taste ? Is it similar to ours ? How sensitive is it ? What does he prefer ? The first fruitful experimental approach to this problem began less than fifty years ago with a very shrewd ...
... taste , for example . Does a fly possess a sense of taste ? Is it similar to ours ? How sensitive is it ? What does he prefer ? The first fruitful experimental approach to this problem began less than fifty years ago with a very shrewd ...
Page 25
... sense of taste . For example , who has the more acute sense of taste , you or the fly ? As the cookbooks say , take ten saucers . Fill the first with water and stir in one teaspoon of sugar . Now pour half the contents of the saucer ...
... sense of taste . For example , who has the more acute sense of taste , you or the fly ? As the cookbooks say , take ten saucers . Fill the first with water and stir in one teaspoon of sugar . Now pour half the contents of the saucer ...
Page 40
... sense of taste . For example , by testing more and more dilute sugar solutions against water we found a concentra- tion of sugar below which the fly could not discriminate be- tween water and sugar . By testing more and more concen ...
... sense of taste . For example , by testing more and more dilute sugar solutions against water we found a concentra- tion of sugar below which the fly could not discriminate be- tween water and sugar . By testing more and more concen ...
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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