The Natural History of Flies |
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Page 86
... eggs have been laid they are provided with a perma- nent habitat for the larvae , and development can go on without delay . Eggs that are laid in permanent water hatch as soon as the embryo has developed sufficiently to begin an ...
... eggs have been laid they are provided with a perma- nent habitat for the larvae , and development can go on without delay . Eggs that are laid in permanent water hatch as soon as the embryo has developed sufficiently to begin an ...
Page 126
... eggs , and have developed effective ovipositors with which to do so . Those that just scatter the eggs on the ground are in the majority , and they have only a simple opening for the purpose , sometimes with a downturned flap which ...
... eggs , and have developed effective ovipositors with which to do so . Those that just scatter the eggs on the ground are in the majority , and they have only a simple opening for the purpose , sometimes with a downturned flap which ...
Page 152
... eggs that he had found in excreta of a giant snail , and on the ground near by . There are three larval instars , but larval life is comparatively short , and less than three weeks after egg - laying there hatch stenogastric individuals ...
... eggs that he had found in excreta of a giant snail , and on the ground near by . There are three larval instars , but larval life is comparatively short , and less than three weeks after egg - laying there hatch stenogastric individuals ...
Contents
THE PATTERN OF FLIES 3 | 3 |
THE LIFEHISTORY OF FLIES | 12 |
Part | 27 |
Copyright | |
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Common terms and phrases
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