The large size of these sharks (with some growing to 20 feet long!) makes them a hard target and as such are usually avoided by other predators. Their thick sandpaper-like skin also makes them difficult to attack or harm, which also makes them difficult prey. Their teeth gives them some offensive protection.
Answers & Comments
Answer:
teeth
Explanation:
The large size of these sharks (with some growing to 20 feet long!) makes them a hard target and as such are usually avoided by other predators. Their thick sandpaper-like skin also makes them difficult to attack or harm, which also makes them difficult prey. Their teeth gives them some offensive protection.