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
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
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
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
Choosing a mate is one of the most important decisions an individual of any species will make in its life. It is therefore perhaps a surprise that a new study, of which I'm a co-author, has revealed a bird puts only half ...
Plants & Animals
Oct 4, 2012
1
0
When it comes to sex among guppies, competition is high for those at the top of the game. To get around this predicament, a recent study has shown, guppies use trickery.
Plants & Animals
Sep 9, 2013
0
0
Male birds are often the ones with the most vibrant feathers, or the most elaborate songs, but researchers said Thursday that what female birds could really appreciate is a male who shows his intelligence.
Plants & Animals
Jan 10, 2019
0
338
Achieving pregnancy has been shown to be more likely between partners who carry dissimilar human leucocyte antigen (HLA) immune genes. Accordingly, humans are expected to choose HLA dissimilar reproductive partners. Earlier ...
Evolution
Aug 19, 2020
0
124
Finding love in a small isolated place can be tough when everyone is a familiar face, or when half the dating pool is already out because they're all close relatives.
Plants & Animals
Mar 7, 2022
0
150
