Although they have no way of identifying their biological fathers, male chimpanzees form intimate bonds with them, a finding that questions the idea of fatherhood in some of humanity's closest relatives, according to a study ...
Plants & Animals
Jan 15, 2020
0
601
It's that time of year when children look forward to a stocking full of presents—but the first international academic "Santa survey" shows many adults also wish they still believed in Father Christmas and some had felt ...
Social Sciences
Dec 14, 2018
11
214
A team of researchers at the University of Sydney has discovered a honeybee gynandromorph with two fathers and no mother—the first ever of its kind observed in nature. In their paper published in the journal Biology Letters, ...
Why are some hybrids viable and others not? It is known that this depends on the father species and the mother species. New research in two related frog species shows the influence of mother and father species: One hybrid ...
Plants & Animals
Jan 11, 2018
0
27
Good fathers make for healthier kids, according to a study of some of nature's best fathers: marmosets.
Plants & Animals
Oct 2, 2017
0
112
(Phys.org)—An international team of researchers has conducted an extensive study of male fertility and aging and has found evidence of older fathers producing less fertile offspring than younger fathers. In their paper ...
Mouse fathers under psychological stress were more likely to have offspring with high blood sugar compared to their unstressed counterparts. In a study appearing February 18 in Cell Metabolism, researchers link this difference ...
Cell & Microbiology
Feb 18, 2016
2
740
The song of the male nightingale tells females how good a father he will be, according to research published in the open access journal BMC Evolutionary Biology.
Plants & Animals
Jun 18, 2015
0
30
Some mountain gorilla females linger into adulthood in the group into which they were born. In the process they also remain in the company of their father, who is often their group's dominant male. To curb inbreeding, though, ...
Plants & Animals
May 20, 2015
0
58
In many species, the possession of X and Y chromosomes determines whether an individual develops into a male or female. In humans, for example, individuals who inherit their father's Y chromosome become male (XY), and individuals ...
Evolution
May 13, 2014
2
2
