"virar" means "to turn (over)" or "to flip" "lata" means can---in this context "garbage can" A stray dog turns garbage cans over in search of food. I believe

"virar" means "to turn (over)" or "to flip" "lata" means can---in this context "garbage can" A stray dog turns garbage cans over in search of food. I believe the term also refers to "mutt", a dog that is not purebred.