going to google scholar pulls up articles from actual scholarly journals (granted I can't post direct links because they want me to buy the article) that refer to dogs as omnivores.
CRYSTAL MEPH
1.0 100% Het for Carmel Normal–Mycroft (P. regius)
1.2 Manx, Scottish Fold, Tabby–Mocha, Precious, Kitty-Beau (F. domesticus)
30.90 Breeder Mice (M. musculus)
"It will all be okay in the end. If it's not okay, its not the end"
–John Lennon//oo\\