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Article: Studies from La Trobe University add new findings in the area of animal science.
- Article from:
- Life Science Weekly
- Article date:
- September 30, 2008
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According to a study from Australia, "Mimetic songs of superb lyrebirds, Menura novaehollandiae, were investigated to evaluate the effects of population and age class on model selection and mimetic accuracy. Two geographically isolated populations with similar habitat and sympatric avian species mimicked the same vocalizations from almost identical species of avian models and failed to mimic the same suite of potential models."
"Mimetic song had a similar structure at the two sites: diversity of song items and performance rate were not significantly different. However, the populations differed in the frequency some models were repeated in a bout of song. We ...