Kea are crow-sized parrots, about 48 cm. long, that display sexual dimorphism as males weigh 20% more and are 5% longer than females and have 12-14% longer bills.
The kea is a large, crow-sized parrot about 48 centimeters, or 19 inches, long as an adult and weighs between 800 grams (1.8 pounds) and 1 kilogram (2.2 pounds).
The male is about 5% longer than the female, and the male’s upper beak is 12–14% longer than the female’s. Kea have decurved upper bills or culmens, but females have shorter, less curved culmens and weigh about 20 percent less than males.
• Image | ©️ Aidan Wojtas, Some Rights Reserved, (CC BY-SA 2.0)
• Sources | (BirdLife International, 2017; Bond & Diamond, 1991; Bond, Wilson, & Diamond, 1991; del Hoyo, Elliott, Sargatal, Christie, & de Juana, 2017; Diamond & Bond, 1999; Dunning, 2007; The Wikimedia Foundation, 2020)
