funny cartoon dog scratches fleas off

animal annoyed annoying bite biting brown bug bugs canine care cartoon character clean condition control danger dangerous design dirty discomfort disease displeased dog domestic drawing ecto flea fleas funny fur health healthy hilarious humor hygiene illness illustration infestation infested insect insects issue itch itching itchy jumping logo mammal mascot medicine mutt parasite parasites pet problem problems puppy scratch scratching sickness tick trouble unhappy unhealthy unhygienic vector vet veterinarian