White-fronted Parrot - Amazona ablifrons

These are the most prevalent parrot in the area around Gigante. They constantly squawk as they fly just above the forest canopy.

These parrots are common in the Yucatan and along the Pacific south from Mexico to the northern coast of Costa Rica.

White-fronted Parrots fly in pairs or groups of up to 30 individuals. The sometimes roost in populations of up to 1000 birds. 

References
1. Sibley DA. The Sibley Guide to Birds. Alfred A. Knopf New York. 2000.
2. Sibley DA. The Sibley Guide to Bird Life & Behaviour. Alfred A. Knopf New York. 2001.
3. Van Perlo, B. Birds of Mexico and Central America. Princeton UP. 2006.