Secrets of a sex-changing fish revealed
We may take it for granted that the sex of an animal is established at birth and doesn't change.
Plants & Animals
Jul 10, 2019
1
181
News tagged with dominant males
Gorillas found to live in 'complex' societies, suggesting deep roots of human social evolution
Gorillas have more complex social structures than previously thought, from lifetime bonds forged between distant relations, to "social tiers" with striking parallels to traditional human societies, according to a new study.
Plants & Animals
Jul 09, 2019
3
1573
Pregnant gelada monkeys abort when new male enters group
(PhysOrg.com) -- Pregnant female geladas show an unusually high rate of miscarriage the day after the dominant male in their group is replaced by a new male, a new University of Michigan study indicates.
Plants & Animals
Feb 23, 2012
3
0
When power is toxic: Dominance reduces influence in groups
Being the strongest, biggest and most aggressive individual in a group might make you dominant, but it doesn't mean you make all the decisions.
Plants & Animals
Jul 17, 2020
0
466
Meerkat mobs do 'war dance' to protect territory
Meerkat clans perform a 'war dance' to frighten opponents and protect their territory, according to a new UCL and University of Cambridge study.
Plants & Animals
Dec 17, 2019
0
148
The dark giraffe, the new dark horse
Darker male giraffes have been found to be more solitary and less social than their lighter-colored counterparts, according to new research from The University of Queensland.
Plants & Animals
Sep 26, 2019
0
868
Sneaky mating may be in female damselfies' interest
During the mating season, male damselflies battle fiercely for control of prime territories containing resources—typically patches of floating leaves used for egg deposition in wetlands—that are key to attracting females. ...
Plants & Animals
Jul 08, 2019
1
9
Social insecurity also stresses chimpanzees
An international team of researchers from the Max Planck Institute for Evolutionary Anthropology in Leipzig, Germany, conducted behavioral observations and collected urine samples for cortisol analysis of male chimpanzees ...
Plants & Animals
Apr 05, 2019
0
66
Pheromones and social status: Macho mice smell better
Male house mice produce several pheromones, which are volatile and non-volatile chemical signals that have potent effects on the reproductive physiology and behavior of female mice. A recent study conducted by researchers ...
Plants & Animals
Mar 11, 2019
0
49
How female hyaenas came to dominate males
In most animal societies, members of one sex dominate those of the other. Is this, as widely believed, an inevitable consequence of a disparity in strength and ferocity between males and females? Not necessarily. A new study ...
Plants & Animals
Nov 19, 2018
0
511
