THE RED GAPE OF THE NESTLING CUCKOO (CUCULUS CANORUS) IS NOT A SUPERNORMAL STIMULUS FOR THREE COMMON HOSTS
Abstract The bright red gape of the nestling common cuckoo Cuculus canorus has often been supposed to act as a supernormal stimulus to elicit provisioning from its foster parents. Parents of three main host species were tested for their response to their own nestlings with artificially reddened gape...
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Veröffentlicht in: | Behaviour 1999, Vol.136 (6), p.759-777 |
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Sprache: | eng |
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