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small, migratory songbird of the New World. Some species nest in the United States, but the majority are tropical. Vireos (also called greenlets) range from 4 to 6 1/2 in. (10.2–16.5 cm) in length; they are greenish above and white or yellowish below and have either stripes above or rings around the eyes. They search methodically through vegetation for insects. Vireos are known for their loud, persistent call and for their cup-shaped nest that is suspended in the fork of a tree limb. American vireos include the red-eyed, white-eyed, warbling, Philadelphia, yellow-throated, and blue-headed, or solitary, vireos. Vireos are classified in the phylum ChordataChordata
, phylum of animals having a notochord, or dorsal stiffening rod, as the chief internal skeletal support at some stage of their development. Most chordates are vertebrates (animals with backbones), but the phylum also includes some small marine invertebrate animals.
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, subphylum Vertebrata, class Aves, order Passeriformes, family Vireonidae, genus Vireo.
References in periodicals archive ?
Contrasts in the scheduling of molt and migration in eastern and western warbling vireos.
In general, increases in small woody stem density are not a goal of glade restoration, but they may be attractive to generalist early-successional bird species such as yellow-breasted chats, white-eyed vireos and hooded warblers.
2008), a bare-root seedling would require about 8 y to reach the average diameter of stems used by nesting Bell's vireos and 16 y to reach the diameter used by the single greater roadrunner we observed.
The pair of blue buntings reacted to both mounts, and all but one of the yellow-green vireos showed a response to the mounted cowbird, including response-without-attack (three pairs) and direct attack (three pairs).
Feeding ecology of the red-eyed vireo (Vireo olivaeeus) and associated foliage-gleaning birds.
For one, the location of Avida Towers Vireo is highly strategic as it is near the bustling central business districts in the metro, and is highly accessible via a number of major thoroughfares.
Vireo synthesized creatine HCl in January 2003 and spent several years researching the unique properties of this molecule with scientists at University of Nebraska Medical Center in Omaha and Vanderbilt University in Nashville.
Vireo expressed hope that the approval will help the company serve its Jewish patients in New York, where the largest Jewish community in the US lives.
2007), and obtaining this information is a high priority for managing black-capped vireo recovery in the United States and Mexico (United States Fish and Wildlife Service, 1991, 2007; Wilkins et al.
The day was brightening now, and we needed to hustle to locate migrant songbirds, including warblers, vireos, thrushes, and flycatchers.
This muscle is subject to much variation concerning the size of lobes and degree of pinnulation among vireos species and the bipinulated condition is well developed in the internal component in C.
THIS handmade lampshade features a gorgeous Red eyed vireo bird design from iconic illustrator Charley Harper.