189 resultados para Swenson, Dick

The behavioural basis of a species replacement: differential aggression and predation between the introduced Gammarus pulex and the native G. duebeni celticus (Amphipoda).

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Consequences of shell species preferences for female reproductive success in the hermit crab Pagurus bernhardus.

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A second North American freshwater amphipod in Northern Ireland, Crangonyx pseudogracilis Bousfield.

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Range expansion of the alien amphipod Gammarus pulex in the River Lagan, Co. Down.

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The mating system of Gammarus pulex: a negligible role for micro-habitat segregation.

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Replacement of the indigenous amphipod Gammarus duebeni celticus by the introduced G. pulex: differential cannibalism and mutual predation.

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Simultaneous manipulations of two potential mates by male Gammarus pulex (Amphipoda): a mechanism of active mate choice.

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The nature and implications of differential predation between Gammarus pulex and G. duebeni celticus (Crustacea: Amphipoda).

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Coexistence and exclusion among Gammarus species: behavioural avoidance of interspecific precopulation by male G. pulex (Amphipoda).

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Symmetrical assessment of female quality by male Gammarus pulex (Amphipoda) during struggles over precopula females.

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Displacement of the native Irish freshwater amphipod Gammarus duebeni by the introduced Gammarus pulex.

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Differential predation by males on moulted females may explain the competitive displacement of Gammarus duebeni by G. pulex (Amphipoda).

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The amorous Gammarus: the relationship between precopula duration and size-assortative mating in G. pulex.

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The causal and functional organization of mating behaviour in Gammarus pulex (Amphipoda).

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Assessments and decisions during mate choice in Gammarus pulex (Amphipoda).

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