Something like this:
https://www.youtube.com/watch?v=lKTsSwmiZIg
This woman suffered an otter biting attack:
http://bloximages.chicago2.vip.townnews.com/westyellowstonenews.com/content/tncms/assets/v3/editorial/6/8a/68a5ff9c-f152-11e2-96c6-001a4bcf887a/51eaaf178c41c.preview-300.jpg