The Chestnut-tipped Toucanet (Aulacorhynchus derbianus) is a South America

South America

South America is a continent situated in the Western Hemisphere, mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere. The continent is also considered a subcontinent of the Americas. It is bordered on the west by the Pacific Ocean and on the north and east...

n species of bird in the Ramphastidae family. It occurs in two distinct populations: The nominate group in humid highland forests along the east Andean slope from southernmost Colombia

Colombia

Colombia, officially the Republic of Colombia , is a unitary constitutional republic comprising thirty-two departments. The country is located in northwestern South America, bordered to the east by Venezuela and Brazil; to the south by Ecuador and Peru; to the north by the Caribbean Sea; to the...

 to Bolivia

Bolivia

Bolivia officially known as Plurinational State of Bolivia , is a landlocked country in central South America. It is the poorest country in South America...

, and the whitelianus group from the humid forests of the tepui

Tepui

A tepui , or tepuy, is a table-top mountain or mesa found in the Guiana Highlands of South America, especially in Venezuela. The word tepui means "house of the gods" in the native tongue of the Pemon, the indigenous people who inhabit the Gran Sabana....

s and other highlands of the Guiana Shield. The former is far larger than the latter, and genetic

Genetics

Genetics , a discipline of biology, is the science of genes, heredity, and variation in living organisms....

evidence suggests they are better treated as two separate species.