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Among Trinidadian guppies Poecilia reticulata, 15% of non-receptive females had recoverable sperm that must have come from successful sneaky matings. These results provide the first evidence that sneaky mating is a successful method of sperm transfer in wild populations of the guppy.
Raspberry beetles,Byturus tomentosus, use raspberry as the host plant for feeding, mating and oviposition; the larvae are a major pest on the fruit. This study seeks reasons for their choices between flowers of different cultivars. Beetles showed consistent diurnal movements between different cultivars of raspberry, which were linked to differential behavioural patterns; they fed predominantly on...
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