Nyack, a 10-year-old African lion, before he was killed at the Indianapolis Zoo

The Indianapolis Zoo is investigating after a 10-year-old lion named Nyack was killed Monday by the lioness he fathered three cubs with. Zoo officials said the cause of death was suffocation.
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The Indianapolis Zoo is investigating after a 10-year-old lion named Nyack was killed Monday by the lioness he fathered three cubs with. Zoo officials said the cause of death was suffocation.