Difference in body size (or sexual dimorphism) between males and females is common across the animal kingdom. One of the most extreme examples of sexual dimorphism is found in the cichlid fish species Lamprologous callipterus ...
Evolution
Feb 9, 2023
0
28
(Phys.org) -- The global trade in bullfrogs, which are farmed as a food source in South America and elsewhere, is spreading a deadly fungus that is contributing to the decline of amphibians worldwide, according to a University ...
Ecology
Aug 13, 2012
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0
COVID-19 has disproportionately impacted employment for minority populations resulting in higher unemployment rates and healthcare concerns, according to a Rutgers study.
Social Sciences
Jan 10, 2022
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6
A new study by researchers at the University of Chicago and the City College of New York (CCNY) has identified a unique, genetic "mimicry switch" that determines whether or not male and female Elymnias hypermnestra palmflies ...
Plants & Animals
Jan 13, 2021
0
192
(Phys.org)—Social networks can be used to describe the sexual interactions in animal populations and reveal which individuals are directly competing in the 'mating game', according to new Oxford University research.
Plants & Animals
Jan 22, 2013
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0
Physical traits and behaviors that make a lizard sexy—features used to attract potential mates and fend off competitors—may be important enough that they do not change in the face of stress. A new study by researchers ...
Plants & Animals
Apr 17, 2019
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188
Researchers studying lake sturgeon in Northwest Georgia's Coosa River have found evidence that the fish may be reproducing for the first time since they were wiped out in the 1970s.
Plants & Animals
Aug 11, 2022
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30
As an evolutionary biologist focusing on animal behaviour, I'm sometimes asked what relevance our research has for human behaviour. Years ago, I would duck the question because it was such a passionately polarising, political ...
Plants & Animals
Nov 9, 2017
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10
The way animals compete and choose within their struggle to reproduce could have big consequences for extinction risk, according to new research from the University of East Anglia.
Evolution
Jun 19, 2020
0
4
The discovery of dozens of pregnant giant devil rays accidentally caught in fishing nets in a village along Mexico's northern Gulf of California could mean the endangered species has a previously unknown birthing zone in ...
Ecology
Apr 23, 2019
0
10
