A blue-and-yellow macaw that zookeepers named Juliet flies outside the enclosure where macaws are kept at BioParque, in Rio de Janeiro, Brazil, Wednesday, May 5, 2021.

Aside from Juliet, the last sighting of a blue-and-yellow macaw flying free in Rio was in 1818 by an Austrian naturalist, according to Marcelo Rheingantz, a biologist at the Federal University of ...