Cosmo (dog) Cosmo (dog) Cosmo is a canine actor. He is a Jack Russell Terrier that is best known for his roles in the movies "Hotel for Dogs" and "Beginners". He was adopted from a breed rescue society by animal trainer Mathilda DeCagny. Cosmo was adopted by dog trainer Mathilda DeCagny from a Jack Russell rescue society in 2007. DeCagny had previously owned and trained other Jack Russell dog actors Moose and his son Enzo, who had played Eddie in "Frasier". DeCagny described Cosmo as being skittish and lacking confidence when she first adopted him, but he was very friendly towards people
Jack Russell Terrier size, but across the world, they average from in weight and have an average chest size of at the widest part. The Jack Russell terrier and Parson Russell terrier breeds are similar, sharing a common origin, but have several marked differences — the most notable being the range of acceptable heights. Other differences in the Parson can include a longer head and larger chest as well as overall a larger body size. The height of a Parson Russell at the withers according to the breed standard is which places it within the range of the Jack Russell Terrier Club of