Results 161 to 170 of about 1,182 (175)
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Zoologischer Anzeiger, 2021
Abstract Environmental changes alter the selective pressures acting on species, leading to different responses. Morphological variation can increase a species’ ability to occupy different habitats, persist in uncertain environments and stabilize its interactions with other species. We examined the morphological variation (wings, thorax and tibiae) of
Maria Noel C. Hirschfeld +2 more
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Abstract Environmental changes alter the selective pressures acting on species, leading to different responses. Morphological variation can increase a species’ ability to occupy different habitats, persist in uncertain environments and stabilize its interactions with other species. We examined the morphological variation (wings, thorax and tibiae) of
Maria Noel C. Hirschfeld +2 more
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Conopid Fly (Diptera: Conopidae) Attacking Large Orchid Bees (Hymenoptera: Apidae: Eulaema)
Journal of the Kansas Entomological Society, 2004Conopidae is a large and widespread family of parasitic flies. The conopid genus Physocephala is often associated with the social bumble bees (Hymenoptera: Apidae: Bombus). Smith (1966) lists 13 named Physocephala species and their hosts, of which 11 were known to attack Bombus in the Nearctic and Palaearctic regions.
Claus Rasmussen, Sydney A Cameron
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Collection Of Vertebrate Faeces By The Orchid BeeEulaema cingulata Fabricius
Bee World, 2011In one of those unique chance opportunities the author observes in detail a rarely, if ever, recorded activity of this elusive Central American bee. Contact: opj@talk21.com.
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