Meet Bruce, a captive kea parrot missing his upper beak, and the “first example of a disabled animal of any species individually achieving and maintaining alpha male status through behavioral ...

At the Willowbank Wildlife Reserve in New Zealand, the large aviary’s lush canopy of trees casts dappled sunlight over the ...

Without a curvy upper beak to get in the way, Bruce the kea uses his lower beak to stab or joust at other birds in his social ...

"Bruce's alpha position was reflected not only in combat, but also in measurable benefits across social interactions." ...

Bruce the kea parrot is missing his entire upper beak. By every measure of animal competition, he should be at the bottom of the social ladder. Instead, he’s the undisputed king of his group — and he ...

Bruce the kea is missing his entire upper beak. Yet he is the alpha bird of his circus (the apt collective noun for a group of New Zealand’s famously playful alpine parrots). As our latest research ...

Add Yahoo as a preferred source to see more of our stories on Google. Bruce the kea parrot is missing his entire upper beak. By every measure of animal competition, he should be at the bottom of the ...