Secret rendezvous: Geladas conceal monkeying around from leader males
Humans who cheat on a loved one aren't the only ones to change their behavior to avoid discovery.
Plants & Animals
Feb 13, 2013
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Page 3 - News tagged with males and females
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genes
Research reveals new understanding of X chromosome inactivation
(Phys.org)—In a paper published in the Nov. 21 issue of Cell, a team led by Mauro Calabrese, a postdoctoral fellow at the University of North Carolina in the lab of Terry Magnuson, chair of the department of genetics and ...
Cell & Microbiology
Nov 27, 2012
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Shorebirds prefer a good body to a large brain
In many animal species, males and females differ in terms of their brain size. The most common explanation is that these differences stem from sexual selection. But predictions are not always certain. A team of researchers ...
Plants & Animals
Jul 18, 2013
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Study shows female chimps have distinct gesture strategies
(Phys.org) —Nicole Scott, of the University of Minnesota, working with the Centre for Research in Evolutionary Anthropology at the Chester Zoo in the U.K. has found that captive female chimpanzees use different sorts of ...
Study finds savanna chimps exhibit sharing behavior like humans
Sharing food has widely been considered by scholars as a defining characteristic of human behavior. But a new study by Iowa State University anthropology professor Jill Pruetz now reports that chimpanzees from her Fongoli ...
Plants & Animals
Dec 1, 2011
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Momma's boys exist in bird families too
Momma's boys may not be solely confined to human families. Instead, a new study suggests birds have the same prejudices.
Plants & Animals
Aug 16, 2011
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Promiscuous squid fatigued after mating: study
(Phys.org) -- In order to pass on their genes, southern dumpling squid engage in up to three hours of mating with each partner, but University of Melbourne researchers have found that this results in a reduced ability to ...
Plants & Animals
Jul 18, 2012
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Newly discovered tiger shark migration pattern might explain attacks near Hawaii
The migration of mature female tiger sharks during late summer and fall to the main Hawaiian Islands, presumably to give birth, could provide insight into attacks in that area, according to a University of Florida scientist.
Ecology
Sep 5, 2013
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Black bears: Here, gone, and back again
A new study from the Wildlife Conservation Society (WCS) and the Nevada Department of Wildlife (NDOW) has pieced together the last 150 years of history for one of the state's most interesting denizens: the black bear.
Ecology
Mar 29, 2013
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Are elder siblings helpers or competitors?
Having elder siblings decreases mortality risk in childhood, but same-sex elder siblings are associated with lower marriage rates and fewer children for their younger siblings in adulthood, according to the results of a long-term ...
Social Sciences
Nov 22, 2012
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