Q. While traveling through southern Florida, we saw a flock of green birds that looked like parrots. What could they have been? Aren’t parrots restricted to the tropics of South America and Africa? A.

Behold the delightful kākāpō, a flightless bird that holds the honor of being the fattest kind of parrot in the world. These roly-poly land angels are native to New Zealand, and unfortunately, they ...