Sep 28, 2009 – Galapagos scalloped Hammerhead sharks – Perrine Doug / Pacific Stock / Photolibrary

• These beauties hang out in the waters off the coast of the world’s most biologically diverse islands. Can you guess which islands?
• Scientists estimate that this type of fish emerged back in the Eocene Epoch (over 30 million years ago). Watch some living fossils in action
• If you wanted to hang out with a giant school of hammerhead sharks, where would you go? You might try here first
• Hammerhead sharks often gather in schools of several hundred. Don’t worry — they’re usually pretty mellow