In the foothills of the Santa Cruz Mountains two closely related species of mice share a habitat and a genetic lineage, but have very different social lives. The California mouse (Peromyscus californicus) is characterized ...
Biotechnology
Aug 30, 2012
0
0
Humans, fish and frogs share neural circuits responsible for a diversity of social behavior, from flashy mating displays to aggression and monogamy, that have existed for more than 450 million years, biologists at The University ...
Other
May 31, 2012
0
0
It's quite common for a female song sparrow to stray from her breeding partner and mate with the male next door, but a new study shows that sleeping around can be costly.
Plants & Animals
May 22, 2012
8
0
New evidence proves humans are continuing to evolve and that significant natural and sexual selection is still taking place in our species in the modern world.
Evolution
Apr 30, 2012
98
0
(PhysOrg.com) -- New research published today in Nature Communications online journal suggests that monogamy and close genetic relationships work together to enhance the cooperative social structure of insects such as bees, ...
Plants & Animals
Jul 20, 2011
0
0
Society has long debated the contrasting advantages of monogamy and promiscuity and, in western society at least, the long term benefits of monogamy have in general won out. However new research published in BioMed Central's ...
Evolution
Jan 20, 2011
1
0
(PhysOrg.com) -- Did women and men contribute equally to the lineage of contemporary populations? Did our ancestors, Homo sapiens, lean more toward polygamy or monogamy? To answer these questions, Dr. Damian Labuda, an investigator ...
Biotechnology
Mar 2, 2010
12
0
What do flocks of birds have in common with trust, monogamy, and even breast milk? According to a new report in the journal Science, they are regulated by virtually identical neurochemicals in the brain, known as oxytocin ...
Plants & Animals
Aug 13, 2009
0
0
