The Natural History of Flies |
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Page 61
... sometimes a pest in greenhouses , where they attack seedlings . The non - biting midges with terrestrial larvae do not form a natural group within the family Chironomidae , but are isolated genera , and even species , that have taken to ...
... sometimes a pest in greenhouses , where they attack seedlings . The non - biting midges with terrestrial larvae do not form a natural group within the family Chironomidae , but are isolated genera , and even species , that have taken to ...
Page 113
... sometimes said to derive from the way in which the thorax is often armed with spines , and sometimes from the brilliant colour and pattern of the bigger species , but this is rationalizing after the event . The adult flies do not bite ...
... sometimes said to derive from the way in which the thorax is often armed with spines , and sometimes from the brilliant colour and pattern of the bigger species , but this is rationalizing after the event . The adult flies do not bite ...
Page 252
... sometimes death . There is much variation in the extent to which this behaviour is ' obligatory ' to the larvae concerned . Some , like the screw - worm , make this their normal mode of life ; others , like the sheep blow- flies , can ...
... sometimes death . There is much variation in the extent to which this behaviour is ' obligatory ' to the larvae concerned . Some , like the screw - worm , make this their normal mode of life ; others , like the sheep blow- flies , can ...
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