Smallest of the Small: The Buff-Faced Pygmy Parrot – Pet Birds by Lafeber Co.
A World of Parrots | BirdNote
Cayman Turtle Centre: Island Wildlife Encounter - The Buff-faced Parrot reaches a height of a little over 3 inches. That makes it even smaller than an adult human hand! #WorldParrotDay2020 | Facebook
Buff-faced Pygmy-Parrot - eBird
Pygmy Parrots | Beauty of Birds
Buff-faced Pygmy-parrot | Bernard Van Elegem
Buff-faced Pygmy Parrot - Micropsitta pusio
Buff-faced Pygmy Parrots (only 3.5 inches long and weighing less than half an ounce) are unusual among birds for eating mainly lichen and fungus : r/Awwducational