Possible Clues:

• Dog trained to find and fetch game that has been shot
• Working dog
• Barking terrier, extremely virile dog
• Dog with tail docked in old-fashioned style I always must follow
• Temperature having been taken, vet checks sick terrier dog
• Hunting dog or rabid terrier biting vet endlessly
• Go-getter on the hunt?
• Dog -- one going back up round island
• Dog that's fantastic trier, always
• Kind of terrier, including very English dog