Extremely rare half female, half male bird captured on film
A striking and extremely rare half female, half male bird has been spotted by a University of Otago zoologist.
A striking and extremely rare half female, half male bird has been spotted by a University of Otago zoologist.
Plants & Animals
Dec 12, 2023
2
5123
Few topics arouse as much interest and controversy as sex. This is hardly surprising. The biological continuance of the species hinges on it—if human beings stopped having sex, there would soon be no more human beings. ...
Evolution
Oct 22, 2019
3
28
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
America's generation gap is surfacing in a surprising statistic: rates of extramarital sex.
Social Sciences
Jul 5, 2017
23
606
A team of researchers from the University of Toronto, the Institute of Sexology and Sexual Medicine, Charité – Universitätsmedizin Berlin and the University of Lethbridge has found evidence showing that males with an ...
Natural selection can reverse evolution that occurs through sexual selection and this can lead to better females, new research shows.
Plants & Animals
Jun 8, 2021
1
399
The recent suicide of Brandy Vela, a teen in Texas City, Texas, was a potent reminder of the sometimes tragic consequences of bullying. According to Vela's parents, the teen fatally shot herself Nov. 29 following months of ...
Social Sciences
Dec 9, 2016
93
382
Why do some animals have extravagant, showy ornaments—think elk and deer antlers, peacock feathers and horns on dung beetles—that can be a liability to survival? Charles Darwin couldn't figure it out, but now a Northwestern ...
Evolution
Nov 30, 2016
3
1039
Scientists on Tuesday revealed the "highly unusual" behaviour of a male monkey filmed trying to have sex with female deer in Japan—a rare case of inter-species nookie.
Plants & Animals
Jan 10, 2017
4
459
A research team led by a Northwestern University scientist has discovered that male animals, through their invisible chemical "essence," prime female animals for reproduction but with the unfortunate side effect of also hastening ...
Plants & Animals
Sep 8, 2016
14
588