Factors Affecting Vocalization in Tengmalm’s Owl (Aegolius funereus) Fledglings during Post-Fledging Dependence Period: Scramble Competition or Honest Signalling of Need?

@article{Kouba2014FactorsAV,
  title={Factors Affecting Vocalization in Tengmalm’s Owl (Aegolius funereus) Fledglings during Post-Fledging Dependence Period: Scramble Competition or Honest Signalling of Need?},
  author={M. Kouba and L. Barto{\vs} and K. Stastn{\'y}},
  journal={PLoS ONE},
  year={2014},
  volume={9}
}
  • M. Kouba, L. Bartoš, K. Stastný
  • Published 2014
  • Biology, Medicine
  • PLoS ONE
  • Begging behaviour of nestlings has been intensively studied for several decades as a key component of parent-offspring conflict. There are essentially two main theories to account for intensity of food solicitation among offspring: that intensity of begging is related to some form of scramble competition between nest mates or that it offers honest signalling of need to parents. The vast majority of studies which have addressed begging behaviour have been based on observations of, and… CONTINUE READING
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