young little jack russell terrier doggy 1 year old. little obedient dog retrieves a toy from a crowd of objects

animal back box breed bring clever crowd detect dog doggy education employment field find handler hobby intelligent items jack little look nose obedient object objects odor odour old outdoors owner pet retrieves return running russell schooling search seek small smell smelled sniff sniffer sniffing sport target targeting targetseeking terrier toy trace track tracking trainer training tricks working year young