The tropical American bird referred to in the crossword solution is the Motmot, a colorful bird found in Central and South America. It is known for its long tail feathers and its distinctive call. The Motmot is a member of the Coraciiformes order, which includes kingfishers, bee-eaters, and rollers. It is a medium-sized bird, typically measuring between 10 and 20 inches in length. Its diet consists mainly of insects, small reptiles, and fruits.