The Natural History of Flies |
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Page 67
... Simulium , season . ' A few people have been known to remain in- doors for several weeks on end during a bad nimitti season . ' Black - flies are remarkably persistent in their attacks , and they often surround their victim as a milling ...
... Simulium , season . ' A few people have been known to remain in- doors for several weeks on end during a bad nimitti season . ' Black - flies are remarkably persistent in their attacks , and they often surround their victim as a milling ...
Page 70
... Simulium that are known to carry the disease onchocerciasis ( see Chapter 19 ) , S. damnosum can be found breeding in a variety of situations , in cascades and rapids , and sometimes in the sluggish lower reaches of rivers . Indeed ...
... Simulium that are known to carry the disease onchocerciasis ( see Chapter 19 ) , S. damnosum can be found breeding in a variety of situations , in cascades and rapids , and sometimes in the sluggish lower reaches of rivers . Indeed ...
Page 71
... Simulium reported in the magazine Nature that they had found a batch of eggs of Simulium attached to a dragonfly nymph in Southern Rhodesia . The larvae from these eggs were like those of S. adersi , which was also common on rocks in ...
... Simulium reported in the magazine Nature that they had found a batch of eggs of Simulium attached to a dragonfly nymph in Southern Rhodesia . The larvae from these eggs were like those of S. adersi , which was also common on rocks in ...
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