Sharks are not discriminating eaters and scavenge the sea. Whale sharks, the largest species of sharks, are voracious predators. The great white shark is a common, abundant species found off most beaches visited by humans. Sharks are not found in freshwater. Most sharks cruise at high speed when they swim.
Sharks have peanut-sized brains and are incapable of learning.
Shark meat is poisonous to people. All sharks have to swim constantly. Sharks have poor vision. Sharks are hard to kill. A shark is a shark is a shark.