Human eggs use chemical signals to attract sperm. New research from Stockholm University and Manchester University NHS Foundation Trust shows that eggs use these chemical signals to choose sperm. Different women's eggs attract ...
Evolution
Jun 9, 2020
10
9885
Among many species, breeding preferences and tactics can differ among males and females. When aggressive behavior by males toward unreceptive females goes awry, it may result in failure to reproduce, and in some cases, fatality ...
What if Darwin was wrong?
Evolution
Feb 2, 2016
2
468
Bonobos have a reputation for being the peaceful, free-loving hippies of the primate world. But, researchers reporting in Current Biology on July 10 have discovered that despite friendly relations between the sexes, particular ...
Plants & Animals
Jul 10, 2017
0
1084
The American coot is a somewhat drab water bird with gray and black feathers and a white beak, common in wetlands throughout North America. Coot chicks, however, sport outrageously bright orange and red feathers, skin, and ...
Plants & Animals
Dec 30, 2019
1
570
When talking to babies, humans slow down their speech, raise their pitch and change the "color" of their voice. This 'baby talk,' as people know it, increases the infant's attention and facilitates language learning. Among ...
Plants & Animals
Aug 19, 2020
0
5147
Biologists studying a small, colorful fish in the Mediterranean Sea have discovered a new way in which a female can choose the best father for her offspring.
Plants & Animals
Aug 16, 2016
0
234
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
1
0
Research published today in Proceedings of the Royal Society B has provided evidence that females prefer males who bring them gifts- at least in the case of the nursery web spider.
Plants & Animals
Oct 24, 2013
0
0
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
0
115
