The Natural History of Flies |
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Page 124
... prey , and to enquire whether certain robber - flies specialize in certain kinds of victim . Certain tendencies can be detected , but must not be ex- aggerated . For instance , robber - flies of the distinct genus Dioctria of the North ...
... prey , and to enquire whether certain robber - flies specialize in certain kinds of victim . Certain tendencies can be detected , but must not be ex- aggerated . For instance , robber - flies of the distinct genus Dioctria of the North ...
Page 126
... prey on bees , including hive - bees , and so they may be a nuisance to farmers who rely on the bees to pollinate their crops such as alfalfa ; but other robber - flies join in the bee - hunt which have little or no likeness to their prey ...
... prey on bees , including hive - bees , and so they may be a nuisance to farmers who rely on the bees to pollinate their crops such as alfalfa ; but other robber - flies join in the bee - hunt which have little or no likeness to their prey ...
Page 143
... prey , whether on foot or in the air . Asilidae , which catch aerial prey , and nearly all Dolichopodidae which catch sedentary or cursorial prey , each have the eyes separated . Dolichopodidae are to be seen in great numbers on ...
... prey , whether on foot or in the air . Asilidae , which catch aerial prey , and nearly all Dolichopodidae which catch sedentary or cursorial prey , each have the eyes separated . Dolichopodidae are to be seen in great numbers on ...
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