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Open AccessHighly AccessResearch article

Feeding behaviour of free-ranging walruses with notes on apparent dextrality of flipper use

Nette Levermann1,2 email, Anders Galatius3 email, Göran Ehlme4 email, Søren Rysgaard5 email and Erik W Born1 email

Greenland Institute of Natural Resources, P.O. Box 570, DK-3900 Nuuk, Greenland

Department of Population Ecology, Zoological Institute, University of Copenhagen, Universitetsparken 15, DK-2100 Copenhagen Ø, Denmark

Department of Zoomorphology, Zoological Institute, University of Copenhagen, Universitetsparken 15, DK-2100 Copenhagen Ø, Denmark

Water Proof Diving International AB, Industrivägen 37, 43361 Partille, Sweden

Danish National Environmental Research Institute, Department of Marine Ecology, Vejlsøvej 25, DK-8600 Silkeborg, Denmark

author email corresponding author email

BMC Ecology 2003, 3:9doi:10.1186/1472-6785-3-9

Published: 23 October 2003

Additional files

Additional File 1:

Walrus using its flippers and muzzle to expose bivalves. Young Sound, Northeast Greenland 2001. (Filmed by Göran Ehlmé). The movie clip of feeding walruses has been zipped in order to reduce the size and hereby making it more suitable for readers to download when viewing. Suggestion of different software to use for viewing the clips: Windows Media player, Real Player or QuickTime player.

Format: ZIP Size: 6.3MB Download file

Additional File 2:

Walrus using its vibrissae to detect prey. Young Sound, Northeast Greenland 2001. (Filmed by Göran Ehlmé). The movie clip of feeding walruses has been zipped in order to reduce the size and hereby making it more suitable for readers to download when viewing. Suggestion of different software to use for viewing the clips: Windows Media player, Real Player or QuickTime player.

Format: ZIP Size: 7MB Download file

Additional File 3:

Walrus feeding with water jet. Young Sound, Northeast Greenland 2001. (Filmed by Göran Ehlmé). The movie clip of feeding walruses has been zipped in order to reduce the size and hereby making it more suitable for readers to download when viewing. Suggestion of different software to use for viewing the clips: Windows Media player, Real Player or QuickTime player.

Format: ZIP Size: 5.3MB Download file


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