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Surnia

National Institutes of Health

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
Review
2017
Review
2017
One of the largest known irruptions of Northern Hawk Owls Surnia ulula in southern Norway started in mid August 2016. During… 
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2014
2014
Attempted predation of Northern Hawk-owl Surnia ullula by Common Kestrel Falco tinnunculus? 
2005
2005
  • J. Hocker
  • Journal für Ornithologie
  • 2005
  • Corpus ID: 46598760
Von Dr. ~.ug~no Rey. Vor einigen Tagen erhielt Hen" W. Schlfiter bier, aus Kittila in Tbrne~i, Lappland , B~ilge und Eier yon… 
2004
2004
  • G. Sonerud
  • Behavioral Ecology and Sociobiology
  • 2004
  • Corpus ID: 24152225
SummaryAfter having erected artificial perches of different heights in a clear-cut, I studied the effect of perching height on… 
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1997
1997
The Northern Hawk Owl (Surnia ulula) has never been recorded to breed in Nova Scotia (and only once in recent history in all of…