Toucan
Overview
Toucans are members of the family Ramphastidae of near passerine
Near passerine
Near passerine or higher land-bird assemblage are terms often given to arboreal birds or those most often believed to be related to the true passerines due to ecological similarities; the group corresponds to some extent with the Anomalogonatae of Garrod All near passerines are land birds...

 birds from the Neotropics. The family is most closely related to the American barbets. They are brightly marked and have large, often colorful bills
Beak
The beak, bill or rostrum is an external anatomical structure of birds which is used for eating and for grooming, manipulating objects, killing prey, fighting, probing for food, courtship and feeding young...

. The family includes five genera
Genus
In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...

 and about forty different species
Species
In biology, a species is one of the basic units of biological classification and a taxonomic rank. A species is often defined as a group of organisms capable of interbreeding and producing fertile offspring. While in many cases this definition is adequate, more precise or differing measures are...

. The name of this bird group is derived from the Tupi word tukana, via Portuguese
Portuguese language
Portuguese is a Romance language that arose in the medieval Kingdom of Galicia, nowadays Galicia and Northern Portugal. The southern part of the Kingdom of Galicia became independent as the County of Portugal in 1095...

.
Toucans range in size from the Lettered Aracari
Lettered Aracari
The Lettered Aracari is a species of bird in the toucan family.-Distribution and habitat:It is found in Bolivia, Brazil, Colombia, Ecuador, and Peru...

 (Pteroglossus inscriptus), at 130 g (4.6 oz) and 29 cm (11.5 inches), to the Toco Toucan
Toco Toucan
The Toco Toucan is the largest and probably the best known species in the toucan family. It is found in semi-open habitats throughout a large part of central and eastern South America...

 (Ramphastos toco), at 680 g (1.5 lb) and 63 cm (29 inches).
 
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