kalos, beautiful; citta, a jay. formosus, beautiful. This beautiful jay is from La Ensenada ranch, Costa Rica. This is a common resident of the north Pacific slope. Travels in noisy, straggling flocks of 5-10. Has a varied diet including small frogs and lizards, fruits, eggs and nestlings of other birds and nectar. Loudly mobs Spectacled Owls and other predators, including man.