The Natural History of Flies |
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Page 110
... bloodsucking is a declining practice in this family . If Downes ' view is to be accepted , then bloodsucking is a primitive habit , and its loss an evolutionary advance , and this is supported by the sporadic way in which it persists ...
... bloodsucking is a declining practice in this family . If Downes ' view is to be accepted , then bloodsucking is a primitive habit , and its loss an evolutionary advance , and this is supported by the sporadic way in which it persists ...
Page 275
... bloodsucking Nematocera all employ the same equipment for piercing the skin of their victims , and that it is unreasonable to imagine that this arose more than once in evolution . Hence he considers that all families of Nematocera that ...
... bloodsucking Nematocera all employ the same equipment for piercing the skin of their victims , and that it is unreasonable to imagine that this arose more than once in evolution . Hence he considers that all families of Nematocera that ...
Page 303
... bloodsucking flies , 11 , 14 , 201 , 202 , 280 and Man , 242 and poliomyelitis , 248 primitive , 275 bloodsucking larvae , 21 of Neottiophilum praeustum , 182 of Passeromyia , 205 bloodworms , 62 blotch mines , 195 blow - flies , 201 ...
... bloodsucking flies , 11 , 14 , 201 , 202 , 280 and Man , 242 and poliomyelitis , 248 primitive , 275 bloodsucking larvae , 21 of Neottiophilum praeustum , 182 of Passeromyia , 205 bloodworms , 62 blotch mines , 195 blow - flies , 201 ...
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