The Natural History of Flies |
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Page 60
... surface of the sea , supported by the surface tension at the tips of its middle and hind feet , and using the tips of its wings as paddles . It can also swim below the surface , using the long first and third legs and possibly the ...
... surface of the sea , supported by the surface tension at the tips of its middle and hind feet , and using the tips of its wings as paddles . It can also swim below the surface , using the long first and third legs and possibly the ...
Page 85
... surface film over stones and in shallow water , and we may see in this a hint that mosquitoes have evolved in a direction of their own , exploiting fully the peculiar advantages of the water / air boundary . Only a few mosquito - larvae ...
... surface film over stones and in shallow water , and we may see in this a hint that mosquitoes have evolved in a direction of their own , exploiting fully the peculiar advantages of the water / air boundary . Only a few mosquito - larvae ...
Page 92
... surface to the water is that a light oil is not repelled by the oily spiracles , and thus flows into the tracheae , displacing the air , and asphyxiating the larvae . Modern anti - larval oils are highly toxic , and the quick flow ...
... surface to the water is that a light oil is not repelled by the oily spiracles , and thus flows into the tracheae , displacing the air , and asphyxiating the larvae . Modern anti - larval oils are highly toxic , and the quick flow ...
Contents
THE PATTERN OF FLIES 3 | 3 |
THE LIFEHISTORY OF FLIES | 12 |
Part | 27 |
Copyright | |
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abdomen able actively adapted adult adult flies African already animals appearance aquatic areas attack attracted become birds biting blood body breed called carnivorous carried cause Chapter close common countries crane-flies developed difficult disease effect eggs emerge evolution evolved example eyes fact feeding female Figure flies flight flowers genera genus give gnats habit habitats head horse-flies host human insects interesting known larvae later leaves legs less live look males mass materials mating mentioned midges mosquitoes move natural nearly nests occur organic parasites particularly perhaps plants present prey primitive probably proboscis pupae recent rest robber-flies round seems seen similar skin soil sometimes species spiracles stage structure suck suggests surface swarms tion tissues tropical true usually vegetation wings