Border Collie It's little wonder the Border Collie is a popular working dog and household pet.
Greyhounds are born to move thanks to their aerodynamic cranium and shock absorbers.
Jack Russell. Although little, the Jack Russell Terrier is robust and bouncy! They become energetic, curious family pets after being raised for fox hunting in England.
Aussie Shepherd The Australian Shepherd is clever, energetic, and happiest working on a farm or ranch.