| The owner of the mastiff digs in and tries to drag his dog over to us to have a chat. |
| Testing of two PRA affected animals within a 17th breed, the bull mastiff, revealed one heterozygote and one homozygous normal animal. |
| Some experts believe both dogs may be descended from the Tibetan mastiff, which is often recognized as one of the most ancient dog breeds. |
| The zoologist and his collaborator use the handheld bat detector to catalog the calls of bats such as this mastiff bat. |
| The Himalayan mastiff is a much bigger dog, a loveable-looking animal on the lines of the Great Pyrenees. |
| In the dog shows in Delhi, the Tibetan mastiff, the Lhasa Apso and the Rampur hound are, very often, the stars. |
