The textbook "monogamy hypothesis" argues that monogamy favors the evolution of cooperation by increasing sibling relatedness, since helpers are as related to the full siblings that they care for as they are to their own ...
Ecology
May 3, 2016
1
30
When I was ten years old my father, a lawyer, was incarcerated. He was what some people call a "white collar criminal" and spent two years in prison. Because I come from a loving family and because my family had other supports ...
Social Sciences
Mar 18, 2016
0
37
The banded mongoose, a small social mammal of the African savannah, is known to be one of the most cooperative and helpful of all animals.
Plants & Animals
Mar 14, 2016
0
75
For a young male western bluebird, it might be better to live with one's parents as a helper for a year before starting a nest of one's own, according to a new study in Behavioral Ecology.
Plants & Animals
Feb 19, 2016
1
11
First-borns are responsible, middle children are people pleasers and the youngest are attention seekers, we often hear. But scientists have failed to find any real evidence for a link between birth order and personality.
Social Sciences
Oct 20, 2015
0
171
A first-of-its-kind, nationally representative study of siblings supports previously published research on unrelated individuals that links specific genotypes to educational attainment among adults in their mid-20s to early ...
Social Sciences
Aug 20, 2015
3
20
Life as a wild baby bird can involve a lot of stress; competing with your siblings, dealing with extreme weather, and going hungry due to habitat loss are just a few examples. However, birds have an amazing capacity to overcome ...
Plants & Animals
Apr 22, 2015
1
26
The chemical uniformity of stars in the same cluster is the result of turbulent mixing in the clouds of gas where star formation occurs, according to a study by astrophysicists at the University of California, Santa Cruz. ...
Astronomy
Aug 31, 2014
7
0
(Phys.org) —A team of researchers led by astronomer Ivan Ramirez of The University of Texas at Austin has identified the first "sibling" of the sun—a star almost certainly born from the same cloud of gas and dust as our ...
Astronomy
May 9, 2014
3
0
Looking at the question of how social behavior has developed over the course of evolution, scientists from the universities in Mainz and Basel have gained new insights from the study of earwigs. "Young earwig offspring don't ...
Plants & Animals
Apr 15, 2014
0
1
