Appearance
It is a small bird, 12.5 cm in length. It is olive-green above and whitish or pale yellow below. It has two white bars on the wing, pale edges to the flight-feathers and a pale yellow stripe between the bill and eye. The eye is grey-brown. It has several songs and calls, producing a one-syllable chattering, a repeated two-syllable song and a three-syllable song.It is very similar to the mangrove vireo and Jamaican vireo . It has a slightly thinner and darker bill than the mangrove vireo. Its bill is slightly longer and darker than that of the Jamaican vireo which also differs in having a whitish eye and fainter stripe between the bill and eye.
Distribution
It is restricted to the islands of St. Andrew and Providencia in the south-west Caribbean which belong to Colombia but is closer to Nicaragua. It occurs in a variety of habitats including woodland, cocoa plantations, scrubby pastures and mangrove swamps. It prefers vegetation with a dense understorey. It is most common in the less urbanized south of the island. The population has been estimated at between 8,200 and 14,000 individuals.The bird has a very small range and may be vulnerable to the effects of hurricanes. It is threatened by habitat loss as the island's population increases. However, it is tolerant of habitat degradation and is still one of the island's commonest birds. It is classified as Vulnerable by BirdLife International.
Behavior
It feeds by gleaning caterpillars and other arthropods from vegetation. The breeding territory covers about 0.5 hectares and nesting has been recorded in June. The nest is built on or hanging from a branch in bushes or mangroves. Two lightly spotted eggs are laid.Habitat
It is restricted to the islands of St. Andrew and Providencia in the south-west Caribbean which belong to Colombia but is closer to Nicaragua. It occurs in a variety of habitats including woodland, cocoa plantations, scrubby pastures and mangrove swamps. It prefers vegetation with a dense understorey. It is most common in the less urbanized south of the island. The population has been estimated at between 8,200 and 14,000 individuals.The bird has a very small range and may be vulnerable to the effects of hurricanes. It is threatened by habitat loss as the island's population increases. However, it is tolerant of habitat degradation and is still one of the island's commonest birds. It is classified as Vulnerable by BirdLife International.
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