To Know a Fly |
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Page 39
... tube in a gas flame until the opening was about the thickness of pencil lead . Each tube was then bent into the shape of a J with the small orifice on the turned - up end . He then filled one tube with water and the other with sugar ...
... tube in a gas flame until the opening was about the thickness of pencil lead . Each tube was then bent into the shape of a J with the small orifice on the turned - up end . He then filled one tube with water and the other with sugar ...
Page 40
... tube . In each case this was the amount of the particular fluid consumed by twenty flies in twenty - four hours . It was all so absurdly simple I began to wonder if scientific affluence had dulled my acuity . When both tubes contained ...
... tube . In each case this was the amount of the particular fluid consumed by twenty flies in twenty - four hours . It was all so absurdly simple I began to wonder if scientific affluence had dulled my acuity . When both tubes contained ...
Page 42
... tube a piece of wire was soldered to the paint . Inside each tube , extend- ing from end to end and out the top , was another length of wire . The two wires from each tube then circled sloppily around in the air and finally disappeared ...
... tube a piece of wire was soldered to the paint . Inside each tube , extend- ing from end to end and out the top , was another length of wire . The two wires from each tube then circled sloppily around in the air and finally disappeared ...
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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