Cockatoos on the rampage | Animals Behaving Badly
From breaking and entry to wanton vandalism... These birds are out of control.Tweet
Rhea war dance | Natural World
Male rheas fight to win a harem of females.
Cockatoos | Australia: Earth's Magical Kingdom
A parrot finds a tree hollow to lay her eggs in, the hollow is dry and out of reach from predators. The cockatoos also want to use the hollow for nesting and fight the parrot.