Smooth Hammerhead

Sphyrna zygaena (species), “Common Hammerhead”, “Common Hammerhead Shark”, “Common Smooth Hammerhead Shark”, “Hammerhead”, “Hammerhead Shark”, “Shark”, “Smooth Hammerhead Shark”, “Shovelhead Shark”, “Round Headed Hammerhead”, “Round-Headed Hammer Head Shark”

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The smooth hammerhead (Sphyrna zygaena) is a species of hammerhead shark, and part of the family Sphyrnidae. This species is named "smooth hammerhead" because of the distinctive shape of the head, which is flattened and laterally extended into a hammer shape (called the "cephalofoil"), without an indentation in the middle of the front margin (hence "smooth"). Unlike other hammerheads, this species prefers temperate waters and occurs worldwide at medium latitudes. In the summer, these sharks migrate towards the poles following cool water masses, sometimes forming schools numbering in the hundreds to thousands. The second-largest hammerhead shark after the great hammerhead shark, the smooth hammerhead can measure up to 5 m (16 ft) long. It is an active predator that takes a wide variety of…