Bisexual fish boost mating chances
In an unusual mating strategy, hard-up males of a tiny, promiscuous fish species engage in homosexual acts in a bid to entice females to copulate with them, a study said Wednesday.
In an unusual mating strategy, hard-up males of a tiny, promiscuous fish species engage in homosexual acts in a bid to entice females to copulate with them, a study said Wednesday.
Plants & Animals
Dec 12, 2012
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A team of researchers from Universidad Autónoma del Estrado de Morelos and Universidad de la República, has found that given the choice, female sheep prefer to mate with less domineering males. In their paper published ...
In most animal societies, members of one sex dominate those of the other. Is this, as widely believed, an inevitable consequence of a disparity in strength and ferocity between males and females? Not necessarily. A new study ...
Plants & Animals
Nov 19, 2018
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511
Being the strongest, biggest and most aggressive individual in a group might make you dominant, but it doesn't mean you make all the decisions.
Plants & Animals
Jul 17, 2020
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466
(Phys.org)—In male songbirds of the temperate zone, the concentration of sex hormones is rising in spring, which leads to an increase in song activity during the breeding season. In the tropics, there has been little evidence ...
Plants & Animals
Oct 31, 2012
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In the world of chimpanzees, being the alpha male definitely has its benefits and, as with humans, it's good to have powerful friends.
Plants & Animals
Nov 8, 2016
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It may not kill them outright, but low-level PCB (polychlorinated biphenyls) contamination disrupts how some birds sing their songs, report Cornell researchers.
Plants & Animals
Sep 19, 2013
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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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(Phys.org)—"That's so gay" is a popular expression on campuses nationwide among heterosexual students, especially young men. But why do they say it? A new University of Michigan study sheds light on this question.
Social Sciences
Jan 30, 2013
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Some mountain gorilla females linger into adulthood in the group into which they were born. In the process they also remain in the company of their father, who is often their group's dominant male. To curb inbreeding, though, ...
Plants & Animals
May 20, 2015
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