dog mouths. Maybe some others too.
bullterrierlove:

Potencialmente peligroso by *Kari* on Flickr.
poodls:

Cujo’s Uptown Cousin Poojo! by poodlephile_lucy on Flickr.
albinocoyote:

Rangkämpfe(Rank fights) By Ute und Rüdiger
bullterrierlove:

Kókusz by gizmo_hungary on Flickr.

d0gbl0g:

:}

epic-vines:

Show me your smile

Vine by: Kassie Medlin

godotal:

Tundra Wolf

godotal:

Tundra Wolf

thepredatorblog:

My, what big teeth you have (by zoofanatic)

thepredatorblog:

My, what big teeth you have (by zoofanatic)