I understand the money issue but I'd be getting him to the vet. That doesnt look good and its very likely he's in a good amount of pain from it.
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Shasta GSD 5/5/10 CGC, ITD
"Dax" Thor z vom Weberhaus CAA, ETD, HCT, RATI, RATN 3/18/2013
Zena GSD 6/1/03
Riley GSD/BC 1/10/05-2/1/2013