From Opus

Subspecies pallens.
Photo by firecrest15
Tarcoles river delta, western Costa Rica May, 2009

Vireo pallens

[edit] Identification

Iris varies from dark to pale. Plumage varies from yellowish on Yucatan and western Mexico to greyish on the Pacific side (especially south from Honduras). Most birds have pale lemon-yellow supraloral.

[edit] Distribution

Subspecies semiflavus.
Photo by njlarsen
Ria Lagartos, Yucatan, Mexico May, 2012

Central America: found in Mexico, Guatemala, Belize, El Salvador, Honduras, Nicaragua and Costa Rica

[edit] Taxonomy

[edit] Subspecies^[1]

There are 4 subspecies:

• V. p. paluster:

• Mangroves of north-western Mexico (extreme south-western Sonora to Nayarit)

• V. p. semiflavus:

• South-eastern Mexico (Yucatán Peninsula) to Belize and Nicaragua

• V. p. ochraceus:

• Mangroves of Pacific coast of Guatemala and El Salvador

• V. p. pallens:

• Mangroves of western Honduras to western Nicaragua and western Costa Rica

A further 6 spubspecies (nicoyensis, salvini, wetmorei, angulensis, browningi, olsoni) are not generally recognised^[1].
Dickinson includes Providencia Vireo in this species, usually considered a subspecies of Thick-billed Vireo.

[edit] Habitat

Forests, coastal mangrove forest and shrubland. Except for on Yucatán, only found very close to the coast.

[edit] Behaviour

[edit] Vocalizations

Calls often consist of repetitions of a single sound. Song can be more varied, sometimes suggesting House Wren^[4].

[edit] References

1. Clements, JF. 2009. The Clements Checklist of Birds of the World. 6th ed., with updates to December 2009. Ithaca: Cornell Univ. Press. ISBN 978-0801445019.
2. Avibase
3. Birdforum thread discussing id of Mangrove Vireo
4. Howell & Webb, 1995. A guide to the birds of Mexico and northern Central America. Oxford University Press. ISBN 0198540124

• List of references

[edit] External Links