Species: Vireo cassinii
Cassin's Vireo
Species
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Encyclopedia of Puget Sound
Classification
Kingdom
Animalia
Phylum
Craniata
Class
Aves
Order
Passeriformes
Family
Vireonidae
Genus
Vireo
NatureServe
Classification
Other Global Common Names
Vireo de Cassin - Viréo de Cassin
Informal Taxonomy
Animals, Vertebrates - Birds - Perching Birds
Formal Taxonomy
Animalia - Craniata - Aves - Passeriformes - Vireonidae - Vireo - V. S. ALTICOLA) also may deserve species status (based on differences in voice and mtDNA base sequences). See Johnson et al. (1988) and Murray et al. (1994) for analyses of the phylogenetic relationships among vireos.
Ecology and Life History
Short General Description
A small bird (vireo).
Migration
false - true - true - Populations in North America are long-distance migrants (Terres 1980). Populations in southern Baja California apparently resident (Howell and Webb 1995).
Non-migrant
false
Locally Migrant
true
Conservation Status
NatureServe Global Status Rank
G5
Global Status Last Reviewed
1997-08-20
Global Status Last Changed
1997-08-20
Other Status
LC - Least concern
Distribution
Conservation Status Map
<img src="http://www.natureserve.org/explorer/servlet/GetMapGif?CA.AB=SNR&CA.BC=S5&US.AZ=__&US.CA=SNR&US.ID=S5&US.MT=S4&US.NV=S3&US.NM=__&US.OR=S4&US.UT=__&US.WA=S4" alt="Conservation Status Map" style="width: 475px; height: auto;" />
Global Range
H - >2,500,000 square km (greater than 1,000,000 square miles) - H - BREEDING: mountains of western North America from southern British Columbia, northern Idaho, and northwestern Montana south throuh Washington, Oregon, western Idaho, and California to northern Baja California; southern Baja California. NON-BREEDING: southwestern U.S. and northern Mexico south to Guatemala (Sibley and Monroe 1990, Johnson 1995).
Global Range Code
H
Global Range Description
>2,500,000 square km (greater than 1,000,000 square miles)