• DOI:10.1016/j.anbehav.2004.04.014
Corpus ID: 16899659

The vocal behaviour of mammal-eating killer whales: communicating with costly calls

@article{Deecke2005TheVB,
  title={The vocal behaviour of mammal-eating killer whales: communicating with costly calls},
  author={V. Deecke and J. K. Ford and P. Slater},
  journal={Animal Behaviour},
  year={2005},
  volume={69},
  pages={395-405}
}

• V. Deecke, J. K. Ford, P. Slater
• Published 2005
• Biology
• Animal Behaviour

The cost of vocal behaviour is usually expressed in energetic terms; however, many animals may pay additional costs when predators or potential prey eavesdrop on their vocal communication. The northeastern Pacific is home to two distinct ecotypes of killer whales, Orcinus orca, called residents and transients. Resident killer whales feed on fish, a prey with poor hearing abilities, whereas transient killer whales hunt marine mammals, which have sensitive underwater hearing within the frequency… Expand

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