Meet The Cassowary — The Bird That Can Disembowel A Human With One Kick

InnovationScienceMeet The Cassowary — The Bird That Can Disembowel A Human With One KickByScott Travers,Contributor.Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world.Follow AuthorJun 06, 2026, 08:30am EDTWith dagger-like claws and explosive kicks, the cassowary has earned a reputation as the world’s most dangerous bird. But is it deserved?gettyMost birds inspire either affection or indifference. We scatter seed for them in our gardens, admire them through binoculars or, occasionally, curse at them for stealing our lunch at the beach. Very few birds inspire the kind of caution that’s typically reserved for large predators. But the cassowary does. Native to the tropical rainforests of New Guinea and northeastern Australia, the southern cassowary (Casuarius casuarius) holds the title of world’s most dangerous bird. It sounds comical considering that, after all, it’s only a flightless bird that spends most of its day wandering through dense forests in search of fallen figs and other ripe fruits. But it stops sounding comical as soon as you notice its toes that end in daggers — known to cause deep puncture wounds and extensive lacerations. In New Guinea, there are documented accounts of cassowaries disemboweling New Guinea singing dogs. In Australia, a cassowary was responsible for the first known human death caused by a wild bird in modern times, and has since led to more.Yet despite its reputation, this isn’t a bloodthirsty murder-bird that lurks in the rainforests waiting for its next victim. Its extraordinary anatomy and behavior only evolved in response to the unique challenges of life on the forest floor.The Cassowary Is Built Like A Feathered DinosaurStanding up to 6 feet tall (1.8 meters) and weighing more than 165 pounds (75 kilograms), the southern cassowary is among the heaviest birds on Earth. Its body is supported by exceptionally powerful legs, which serve as both its...