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 32 | 3 |
THE LIFEHISTORY OF FLIES | 12 |
CRANEFLIES | 29 |
Copyright | |
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abdomen acalyptrate actively adapted adult flies African Agromyzidae animals appearance aquatic larvae Asilidae attack bats bee-flies bees behaviour biological birds biting black-flies blood bloodsucking blow-flies body Bombyliidae Brachycera breed Calliphora carnivorous Cecidomyiidae Chapter Chironomidae Chloropidae Chrysops crane-flies Cyclorrhapha decaying developed Diptera disease Dolichopodidae dung egg-laying eggs emerge Empididae Empids Ephydridae evolution evolutionary evolved eyes families of flies female flight flowers genera genus gnats habit habitats head Hippoboscidae horse-flies host hover-flies hovering insects known large numbers larvae larvae feed larvae live legs Lucilia maggot males mammals mandibles mating midges mosquitoes mouthparts Muscidae Mycetophilidae Nematocera nests non-biting Nycteribiidae organic oxygen parasites perhaps Phorids piercing plants prey primitive proboscis pupae pupal pupate robber-flies seen Simulium skin soil sometimes species spiracles stage Stratiomyidae Streblidae sub-family suck surface swarms Syrphid Syrphidae Tabanidae Tabanus terrestrial thorax tion tissues tropical Trypetidae tsetse-flies vegetation wasps wings