Easy to lose if they escape from habitat. Must have items to chew to wear down constantly growing teeth. Habitat requires plenty of room and nest building material. Varies depending on the breed. Origin believed to be wolf-like ancestors.
Dogs are omnivores eating meat, grains and vegetables.
Commercial dog food has all the nutrients dogs need. Dogs are social animals who like to belong to a family which they regard as their pack. Properly socialized dogs will be loyal companions. They are fun to play with and quite easy to care for. Need lots of space and time.