One of nature's most prolific cannibals could be hiding in your pantry, and biologists have used it to show how social structure affects the evolution of selfish behavior.
Evolution
Mar 25, 2021
6
8883
The capture of the first living Coelacanth, a mighty ocean predator, off the coast of South Africa caused quite a stir in 1938, 65 million years after its supposed extinction. It became known as a "living fossil" owing to ...
Evolution
Feb 9, 2021
5
6792
Leading physicists last year turned game theory on its head by giving selfish players a sure bet to beat cooperative players. Now two evolutionary biologists at Michigan State University offer new evidence that the selfish ...
Evolution
Aug 1, 2013
15
0
Geneticists from the Universities of Manchester and Bath are celebrating the discovery of the elusive 'greenbeard gene' that helps explain why organisms are more likely to cooperate with some individuals than others
Biotechnology
Mar 9, 2017
1
325
(PhysOrg.com) -- The fact that our female ancestors dispersed more than our male ancestors can lead to conflicts within the brain that influence our social behaviour, new research reveals.
Evolution
Sep 2, 2010
6
1
Scientists have known for decades that genes can be transferred from one species to another, both in animals and plants. However, the mechanism of how such an unlikely event occurs remained unknown. Now, researchers from ...
Biotechnology
Jun 29, 2023
0
101
Researchers from the Stowers Institute for Medical Research in collaboration with Fred Hutchinson Cancer Research Center researchers have identified an unprecedented genetic survival strategy that would be right at home in ...
Biotechnology
Jun 20, 2017
0
812
Sexual selection provides an answer to the existence of lavishly ornate signals in animals, but not to the question of why such signals are attractive—for example, why do females prefer the extravagant plumage of peacocks? ...
Evolution
Apr 4, 2023
1
167
R2d2 is selfish. It is a true selfish gene. It propagates itself through generations but not for some evolutionary advantage. Quite the opposite.
Evolution
Feb 24, 2016
0
134
(PhysOrg.com) -- Cain and Abel certainly displayed it and the three daughters of King Lear proved the point too - families contain a mixture of the selfish and those who put themselves out to help others.
Evolution
Mar 2, 2011
1
0
