An international team of scientists led by Gregg Adams at the University of Saskatchewan has discovered that a protein in semen acts on the female brain to prompt ovulation, and is the same molecule that regulates the growth, ...
Plants & Animals
Aug 20, 2012
6
0
Infertility is one of the most striking effects of aging. The impact of aging on females' fertility is more severe and much better understood, but it also affects males. Male reproductive aging is less researched, but of ...
Plants & Animals
Jul 6, 2020
0
116
They say love is blind, but if you're a queen honeybee it could mean true loss of sight.
Plants & Animals
Sep 10, 2019
1
778
Researchers at the University of Oxford have discovered that male fruit flies adjust their seminal fluid depending on the levels of competition from other males.
Plants & Animals
Aug 20, 2019
0
13
Researchers reporting in Current Biology on April 19 show that male fruit flies find sex—and more specifically ejaculation—to be an inherently rewarding experience. The study is the first to show that the rewarding nature ...
Plants & Animals
Apr 19, 2018
0
96
Joint research by the University of Otago and University of Canterbury has revealed that male salmon can adjust their sperm's swimming speed if competing with a rival to reproduce.
Plants & Animals
Oct 30, 2017
0
19
In many species, the males develop elaborated sexual traits to attract females and dissuade potential rival males through competition. Some iconic examples are the extraordinary feathers of the peacock or paradise birds, ...
Plants & Animals
Feb 26, 2016
0
47
Why do male animals need millions of sperms every day in order to reproduce? And why are there two sexes anyway? These and related questions are the topic of the latest issue of the research journal Molecular Human Reproduction ...
Plants & Animals
Oct 17, 2014
0
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There are many biological tools that help animals ensure reproductive success. A new study in The Journal of Cell Biology provides further detail into how one such mechanism enables male fruit flies to improve their odds ...
Cell & Microbiology
Aug 25, 2014
0
0
UWA scientists researching the seminal fluid of field crickets (teleogryllus oceanicus) are a step closer to knowing why the insect's competitive fertilisation success increases with age.
Plants & Animals
Jun 11, 2014
0
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