Hammerhead vs. bull shark / Pallotta, Jerry

Contains facts about hammerhead sharks and bull sharks, comparing such aspects as their sizes, teeth, and abilities.

Contains facts about hammerhead sharks and bull sharks, comparing such aspects as their sizes, brain structure, and abilities, and describes what would happen if they had a fight.

Contains facts about hammerhead sharks and bull sharks, comparing such aspects as their sizes, brain structure, and abilities.