Facts about Northern cassowary

1. 06

   Distinctive loud booming calls produced by Northern cassowaries can travel up to 2 kilometers through dense rainforest, serving as territorial advertisements and communication between individuals.

   Northern cassowaryMay 14sharebehaviorcommunicationbiology
2. 05

   Consuming native rainforest fruits enables Northern cassowaries to disperse seeds across up to 10 kilometers, making them critical for maintaining tropical forest diversity in their range.

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3. 04

   Female Northern cassowaries can weigh up to 58 kilograms, making them substantially heavier than males which typically reach only 34 kilograms.

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4. 03

   Northern cassowaries inhabit the rainforests of northeastern Australia and southern Papua New Guinea, with fewer than 4,000 individuals estimated to remain in the wild as of recent surveys.

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5. 02

   A Northern cassowary's three-toed feet feature a dagger-like inner claw measuring up to 12 centimeters long, making it one of the most dangerous kicks among flightless birds.

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6. 01

   The Northern cassowary's casque, a helmet-like structure atop its head, can reach up to 18 centimeters tall and serves purposes including species recognition and dominance signaling.

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