In the early 20th century, numerous tribes in New Guinea created daggers out of the bones of cassowaries and of humans. The daggers, used in hand-to-hand combat, were incised with elaborate designs ...

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Up until the 20th century, the use of bone daggers among the Papuan males of New Guinea was commonplace. Many of these daggers were forged from the femurs of large birds, but some were made from the ...