Assertion: hammerhead shark's head | /r/SimilarTo | double-headed hammers
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Source sentences:
text: The oddest-looking sharks are the hammerheads (Sphyrna), whose heads resemble double-headed hammers and have an eye on each stalk, and the wobbegongs (family Orectolobidae), whose skin flaps and protective coloration closely resemble the seafloor.