Effects of hatching asynchrony on sibling negotiation, begging, jostling for position and within-brood food allocation in the barn owl Tyto alba

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Roulin, A. (2004)
  • Subject: begging; hatching asynchrony; parent-offspring conflict; sibling competition; sibling negotiation; Tyto alba

When siblings differ markedly in their need for food, they may benefit from signalling to each other their willingness to contest the next indivisible food item delivered by the parents. This sib-sib communication system, referred to as 'sibling negotiation', may allow ... View more
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