mating behaviour
Male age is associated with extra-pair paternity, but not with extra-pair mating behaviour
... iour had been elevated by our captive set-up, we may have still underestimated the number of extra- (Fig. 4) and within-pair copulations (Supplementary Information Fig. S3). For instance, 14 males, out of a total of 65 ...
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Nocturnal mating behaviour and dynamic male investment of copulatory time in the Southern Blue-Ringed Octopus, Hapalochlaena maculosa (Cephalopoda: Octopodidae)
... Sample sizes within each trial were very low, and may have affected this study’s ability to detect differences in mating behaviour between different levels of OSR. For example, there was a consistent trend ...
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Plasticity of mating behaviour in red deer (Cervus elaphus) in a Mediterranean environment
... in mating behaviour in mediterranean red deer, and could be investigated in Tapada through an analysis of the outcomes of male-to-male interactions prior and during the rutting period (Parker, 1974; ...
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Observations on the swarming and mating behaviour of Anopheles funestus from southern Mozambique
... similar mating period some aspects of the mating behaviour of ...swarming behaviour of ...observed behaviour differed from that recorded for the M form of ...
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Better mate in the shade: enhancement of male mating behaviour in the cabbage butterfly, Pieris rapae crucivora, in a UV rich environment
... UV-guided mating behaviour of males that compete for access to virgin females (Ohsaki, 1980; Suzuki, 1980; Thornhill and Alcock, ...the mating behaviour of male Pieris rapae crucivora ...
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Mating behaviour and semen parameters in dromedary camel bulls (Camelus dromedarius): a comparison between two types of artificial vagina
... during mating, but at the same time could improve the quality of the ejaculates ...evaluating mating behavior, in addition to evaluation of semen ...of mating behaviour and semen ...
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A conserved location for the central nervous system control of mating behaviour in gastropod molluscs: evidence from a terrestrial snail
... In Aplysia californica, a representative of the Opisthobranchia, the H-cluster is also located at the anteromedial margin of the right cerebral ganglion; there is no counterpart in the left cerebral ganglion (Fig. 7C). ...
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Mating behaviour in the sea slug Elysia timida (Opisthobranchia, Sacoglossa): hypodermic injection, sperm transfer and balanced reciprocity
... Repeated mating and sperm competition in combination with sperm digestion have been predicted to lead to increased male investment [16], at least under certain con- ditions ...inermis mating partners ...
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Harvesting changes mating behaviour in European lobster
... a mating system is no trivial task, especially in many marine species which are not easily observed in their natu- ral ...on mating behaviour in the wild (Lane et ...natural mating dynamics ...
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Targeting male mosquito mating behaviour for malaria control
... male mating behaviour is the lure-and-kill strategy that ex- ploits swarm visual ...the mating events in each swarm were significantly reduced with the white cloth, while these numbers significantly ...
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The heritability of mating behaviour in a fly and its plasticity in response to the threat of sperm competition.
... Here we investigate whether there is heritable variation in male response to rivals in the fruit fly D. pseudoobscura. The species harbours a sex ratio distorting selfish genetic element (referred to as sex-ratio, or ...
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Mating behaviour in the blotched blue tongued lizard, Tiliqua nigrolutea, in captivity
... whether or not an individual female has vitellogenic follicles: the proximity of a receptive female may have confused mating males. However, females identified by hormone analysis as being non-vitellogenic were ...
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Contact Chemoreception, Mating Behaviour, and Sexual Isolation in the Rotifer Genus Brachionus
... It is quite clear that the reaction of males in female-conditioned media is a real mating reaction for the following reasons: a Males exhibited the same type of reaction when transferred[r] ...
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THE EFFECT OF SELECTION FOR STERNOPLEURAL BRISTLE NUMBER ON MATING BEHAVIOUR IN DROSOPHILA MELANOGASTER
... Although these lines had been separated for 38 generations, and had diverged significantly in sternopleural bristle number as a result of directional selection, they showed no sex[r] ...
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HUMAN BEHAVIOUR: AN ASSESSMENT AND COMPARISON OF HETEROSEXUAL AND HOMOSEXUAL MATING PREFERENCES IN PERSONAL ADVERTISEMENTS
... on behaviour Predictions concerning mate preferences in humans have often been drawn from evolutionary theory under the reasonable assumption that mating behaviour, being inextricably linked to ...
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THE GENETICS OF DROSOPHILA MATING BEHAVIOR. II. THE GENETIC ARCHITECTURE OF MATING SPEED IN DROSOPHILA PSEUDOOBSCURA
... simulans, MANNING (19m68) obtained response to selection for slow mating speed, but modification of behavior was shown to occur in the females and not in the males..[r] ...
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SELECTIVE MATING IN DROSOPHILA MELANOGASTER
... greater number of significant x2 values in the experiments on female “choice” than in those on male “choice.” Furthermore, the significant x2 values were much larger in[r] ...
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The Reinforcement of Mating Preferences on an Island
... avoid mating are indirectly selected against because they are as- with individuals from the ...Consequently, mating sociated with low-fitness hybrid ...
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Control of mating in Schizosaccharomyces pombe
... U nder rich nutritional conditions, S. pombe propagates exclusively by mitotic cell division as a haploid organism. The fission yeast mitotic cycle has a typical eukaryotic organization having discrete G l, S, G2, and M ...
192
Sewall Wright's “Systems of Mating”
... Population size: WRIGHT had a great interest in the importance of the size and mating structure within pop- ulations on the opportunities for and rates of genetic impro[r] ...
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