segunda-feira, 18 de novembro de 2013



The vireo is a passerine bird in the family Vireonidae. Also popularly called jiruviara, juruvira and other variations.

It measures 14cm in length. It is detected by the corner, simple and repetitive but melodious. Almost never leaves the foliage of trees, and it is not very likely to see it, since, being small, colorful deleted and discreet behavior, does not usually draw attention.

Runs through the treetops in search of their food, which consists of small insects (wasps, caterpillars, ants, beetles, termites), spiders and sometimes little fruits or large pieces of fruit, such as embaúba. Enjoying the fruits of Tapia or iricuruna (glandulosa Alchornea).

The nest, supported in the fork of a tree branch, is a thin-walled bowl and deep, made with grasses and dried leaves on the outside and fine grasses inside; externally is covered by green moss, arrested for cobwebs of wires and cocoons of butterfly larvae. This nest measures 8 cm and 8 cm in external diameter. 3 egg whites with black speckles, few in number, in the middle of the pole hole, measuring 20 by 15 mm. The male rarely, if ever, take part in incubation and care of the puppies, working, however, the power of these. Incubation periods and residence of the nest are 13, and 11 or 12 days, respectively.

The vireo is migratory and live in the middle stratum of the trees.

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