Common names: Cook's tree boa.

Corallus cookii is a non-venomous boa

Boinae

The Boinae are a subfamily of boas found in Central and South America, Africa and Southeast Asia. Five genera comprising 28 species are currently recognized.-Geographic range:...

 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...

 endemic to the island of St. Vincent

Saint Vincent (island)

Saint Vincent is a volcanic island in the Caribbean. It is the largest island of the chain called Saint Vincent and the Grenadines. It is located in the Caribbean Sea, between Saint Lucia and Grenada. It is composed of partially submerged volcanic mountains...

 in the Caribbean

Caribbean

The Caribbean is a crescent-shaped group of islands more than 2,000 miles long separating the Gulf of Mexico and the Caribbean Sea, to the west and south, from the Atlantic Ocean, to the east and north...

. No subspecies

Subspecies

Subspecies in biological classification, is either a taxonomic rank subordinate to species, ora taxonomic unit in that rank . A subspecies cannot be recognized in isolation: a species will either be recognized as having no subspecies at all or two or more, never just one...

 are currently recognized.

Description

Similar to C. hortulanus and C. grenadensis

Corallus grenadensis

Corallus grenadensis is a non-venomous boa species found in the Grenadines. No subspecies are currently recognized.-Description:A species with a variable color pattern, it is found in a wide range of habitats, but is mainly encountered in drier scrublands and wet rainforests...

, only smaller, with adults reaching a total length at 5 feet (152 cm) and being mainly gray or brown in color. Not more than a few specimens exist in captivity.

Geographic range

Endemic to the island of St. Vincent

Saint Vincent (island)

Saint Vincent is a volcanic island in the Caribbean. It is the largest island of the chain called Saint Vincent and the Grenadines. It is located in the Caribbean Sea, between Saint Lucia and Grenada. It is composed of partially submerged volcanic mountains...

 in the Caribbean

Caribbean

The Caribbean is a crescent-shaped group of islands more than 2,000 miles long separating the Gulf of Mexico and the Caribbean Sea, to the west and south, from the Atlantic Ocean, to the east and north...

. Known only from a few locations on the island. The type locality given is "West Indies." Restricted to "St. Vincent" by Henderson (1997).