Male Brazilian frog stays loyal to two females in 'harem'
A species of frog from the Brazilian rainforest has become the first amphibian shown to live in a harem, where one male mates with two females who remain loyal to him.
A species of frog from the Brazilian rainforest has become the first amphibian shown to live in a harem, where one male mates with two females who remain loyal to him.
Plants & Animals
Aug 12, 2020
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322
A U of T Scarborough study finds that a unique ritual performed by male ring-tailed lemurs may come at a significant physical cost, but it could help their chances in securing a mate.
Plants & Animals
Nov 17, 2017
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115
Some mammals may have evolved to synchronise births as a way of evading the threat of infanticide, according to a study led by the University of Exeter.
Evolution
Dec 23, 2013
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Female cowbirds incapable of recognizing high-quality male songs can alter the behavior of flock-mates of either sex and disrupt overall social structure, according to research published May 1 in the open access journal PLOS ...
Plants & Animals
May 1, 2013
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Previous research has shown that infanticide by males is widespread in many mammal species, but most commonly occurs in those species where females live in social groups dominated by one or a few males.
Plants & Animals
Nov 13, 2014
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The darker side of meerkats – which sees them prevent their daughters from breeding, and kill their grandchildren – is explained in a new study.
Plants & Animals
Jul 22, 2014
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Dominant female meerkats use aggression to keep subordinates from breeding, but a new study finds this negative behavior also can result in the latter becoming less willing to help within the group.
Plants & Animals
Sep 22, 2017
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193
Male house mice produce several pheromones, which are volatile and non-volatile chemical signals that have potent effects on the reproductive physiology and behavior of female mice. A recent study conducted by researchers ...
Plants & Animals
Mar 11, 2019
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Cichlid male nannies help out, especially if they've been sneaking.
Plants & Animals
Oct 12, 2011
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Those at the bottom of the social ladder are known to live shorter and sicker lives than those at the top. And the stress of life at the bottom may have long-term health effects that even upward mobility can't undo, according ...
Plants & Animals
Oct 15, 2019
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