News tagged with proceedings of the royal society b

Hushed hoarders and prying pilferers

In order to prevent other birds from stealing the food they are storing for later, Eurasian jays, a type of corvid, minimizes any auditory hints a potential pilferer may use to steal their cache (food that ...

dateDec 04, 2012 in Plants & Animals
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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 ...

dateNov 22, 2012 in Social Sciences
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