Traditional explanations for why some animals are monogamous and others are promiscuous or polygamous have focused on how the distribution and defensibility of resources (such as food, nest sites, or mates) determine whether, ...
Evolution
Dec 19, 2019
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194
Sexually transmitted diseases are widespread among animals and humans. Humans, however, know a multitude of protective and hygienic measures to protect themselves from infection. An international research team led by scientists ...
Plants & Animals
Dec 4, 2019
5
184
A peptide expressed in the brains of fish helps to determine the different mating behaviors of the two sexes, RIKEN and University of Tokyo scientists have found. Understanding neurologically what makes the sexes behave differently ...
Plants & Animals
Nov 25, 2019
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3
More than a century ago, early geneticists showed that the inheritance of a single mutation by fruit flies can change the insect's body color and simultaneously disrupt its mating behavior.
Evolution
Oct 15, 2019
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26
When making decisions that are important to the species' survival, zebrafish choose mating over fleeing from a threat. This decision, different compared to that of some other species, appears to be controlled by specific ...
Neuroscience
Jul 18, 2019
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9
One of the central features of courtship behavior in the nursery-web spider (Pisaura mirabilis) is that the male must have a gift on hand in order to make a good impression on the females. So before setting out to look for ...
Plants & Animals
Mar 1, 2018
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130
A team of researchers with the University of St Andrews and the University of Cambridge, both in the U.K., has found that singing crickets in Hawaii have evolved to silence their singing apparatus but continue to sing inaudibly. ...
What can the mating behavior of birds tell us about evolution, climate change and species survival? For Peter Dunn, UWM distinguished professor of biological sciences, bird-watching offers clues to overarching ecological ...
Plants & Animals
Nov 9, 2017
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13
After mating for the first time, most females of an Australian jumping spider are unreceptive to courtship by other males, and this sexual inhibition is immediate and often lasts for the rest of their lives, according to ...
Plants & Animals
Oct 18, 2017
0
86
(Phys.org)—A trio of researchers with Anglia Ruskin University in the U.K. and the Australian National University has found that the male fiddler crab uses its oversized claw to get the attention of a prospective mate and ...
