Long-tailed tits which lose their eggs or young may help to feed neighbours' chicks, researchers have found. But the degree to which they'll co-operate varies from year to year.
Plants & Animals
Mar 21, 2013
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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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New research carried out by scientists at Universities in Exeter, France and Switzerland reveals for the first time the importance of social networking in producing a successful family.
Plants & Animals
Oct 23, 2012
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Cheating. Conflict. Competition. It may sound like a soap opera but this is the complex life of the despised ragweed plant.
Plants & Animals
Oct 1, 2012
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The ability to change vocal sounds (vocal plasticity) and develop an accent is potentially far more widespread in mammals than previously believed, according to new research on goats from Queen Mary, University of London.
Plants & Animals
Feb 15, 2012
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Australian freshwater turtle embryos can sense how developed other babies are in their eggs and then speed up their own growth to hatch with the most advanced of their siblings, according to new research.
Plants & Animals
Nov 30, 2011
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In the fight for survival, plants are capable of complex social behaviours and may exhibit altruism towards family members, but aggressively compete with strangers.
Plants & Animals
Nov 9, 2011
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Nurture matters - in plants as well as people. Cloned trees raised in different places and environments react differently to drought conditions even though they're genetically identical, scientists have found.
Biotechnology
Jul 25, 2011
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Shortly after midnight, NASA sent one last plea to the rover Spirit, mired in a sand trap on the surface of Mars.
Space Exploration
May 24, 2011
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(PhysOrg.com) -- Sibling rivalry is driven by the transfer of wealth between generations, according to new research by anthropologists at the University of Bristol and Addis Ababa University.
Social Sciences
Jan 25, 2011
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