Comparing manual and automated methods for identifying individual great gray owls via territorial calls
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DOI: 10.1002/wsb.1616
Abstract: Unique identification is essential for understanding population demography and often relies on capturing, tagging, and resighting or tracking known individuals. Recent advances in acoustic analysis show that individual birds can be identified using spectral analysis… read more here.
Keywords: territorial calls; spectral analysis; great gray; analysis ... See more keywords
Great Gray Owls hunting voles under snow hover to defeat an acoustic mirage
Sign Up to like & getrecommendations! Published in 2022 at "Proceedings of the Royal Society B: Biological Sciences"
DOI: 10.1098/rspb.2022.1164
Abstract: How do Great Gray Owls (Strix nebulosa) capture voles (Cricetidae) through a layer of snow? As snow is a visual barrier, the owls locate voles by ear alone. To test how snow absorbs and refracts… read more here.
Keywords: gray owls; acoustic mirage; sound; great gray ... See more keywords