PHOENIX — Minutes after getting to a park in the middle of Phoenix, you can see flashes of green in the sky and hear chatter because love is in the air — or at least, the lovebirds are. The small parrots are transplants from the other side of the world that are thought to be descendants of pet birds. Arizona is believed to be home to the largest colony of rosy-faced lovebirds outside southwestern Africa. They’ve been able to survive in a place known for sweltering weather by sticking close to