Labels: text | mammal | animal | felidae OCR: EVERYDAY LIFE Patrolling W THEN NOT RESTING, a cat spends some time each day patrolling its territory. This serves two main ERECT TAIL purposes. Firstly, it can keep a lookout for potential Shows cat is prey. Secondly, it can scent-mark its territory as a alert and signals warning to neighboring cats to stay away. its presence to other cats SENSITIVE NOSE Checks for signs WALL WALKING of other cats Domestic cats frequently patrol the walls and fences that divide neighboring backyards.