The cassowary (genus Casuarius)'s a very large flightless bird native to the tropical forests of New Guinea and nearby islands, and northeastern Australia. The Southern Cassowary's the third tallest and second heaviest living bird, smaller only than the Ostrich and Emu. Cassowaries feed mainly on fruits, though all species are truly omnivorous and will take a range of other plant food including shoots, grass seeds and fungi in addition to invertebrates and small vertebrates. Cassowaries are… (More on Cassowaries)