Differentiation of courtship songs in parapatric sibling species of dwarf stonebashers from southern Africa ( Mormyridae , Teleostei )

@inproceedings{Lamml2006DifferentiationOC,
  title={Differentiation of courtship songs in parapatric sibling species of dwarf stonebashers from southern Africa ( Mormyridae , Teleostei )},
  author={Michael Lamml and Bernd Kramer},
  year={2006}
}
We describe the nocturnal courtship songs of male dwarf stonebashers, Pollimyrus castelnaui, from the Okavango River and its inland delta. We examined the question of whether the songs are sufficiently differentiated from those of its parapatric sibling species, the only recently discovered P. marianne from the Upper Zambezi River, to form a potential cue for mate choice. Both species vocalised two sound types in courtship, the moan and the grunt, which they combined into long songs in similar… CONTINUE READING