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Skip to Search Results- 3Neil McMillan
- 2Allison H. Hahn
- 2Christopher B. Sturdy
- 2Jenna V. Congdon
- 1Allison H Hahn
- 1Christopher B Sturdy
- 2Acoustic discrimination
- 2Black-capped chickadees
- 2Categorization
- 2Songbirds
- 1Animal behaviour
- 1Auditory perception
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2016-01-01
Jenna V. Congdon, Allison H. Hahn, Neil McMillan, Marc T. Avey, Christopher B. Sturdy
Chickadees produce many vocalizations, including chick-a-dee calls which they use as a mobbing call in the presence of predators. Previous research has shown that chickadees produce more D notes in their mobbing calls in response to high-threat predators compared to low-threat predators, and may...
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2016-01-01
Ken A Otter, Christopher B Sturdy, Thibault Grava, Daniel J Mennill, Lauren M Guillette, Laurene M Ratcliffe, Neil McMillan, Kimberley A Campbell, John Hoang, Marisa Hoeschele, Allison H Hahn, Jenna V Congdon
The songs of many songbird species vary geographically, yet, the songs of black-capped chickadees (Poecile atricapillus) show remarkable consistency across most of the species’ North American range. Previous research has described subtle variations in the song of this species by comparing songs...
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2016-01-01
Christopher B. Sturdy, Erin N. Scully, Allison H. Hahn, Neil McMillan, Jenna V. Congdon, Kimberley A. Campbell
Category perception, as Herrnstein (1990) defined it, is a powerful and pervasive cognitive ability possessed by every species in which it has been adequately tested. We have studied category perception of vocal communication signals in songbirds for over 20 years. Our first studies provided us...