Endangered Species in Santa Cruz County - Birds


Least Bell's Vireo

Least Bell's Vireo

Scientific Name: Vireo bellii pusillus

Status: E, CH

Least Bell's vireos are small birds. They are only 11.5-12.5 centimeters long. (About 4.5 to 5.0 inches) They have short rounded wings and short, straight bills. There is a faint white eye ring. Feathers are mostly gray above and pale below. This is a common protective marking in birds. Seen from below, the bird blends into the clouds. From above, it blends into the landcover.

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Last updated by phippsa on Dec. 27, 2017

Browse by Status Key

E — Endangered

T — Threatened

CH — Critical Habitat

PE — Taxa proposed for listing as endangered

PT — Taxa proposed for listing as threatened

PCH — Critical habitat which has been proposed

C — Candidate species for which the Fish and Wildlife Service has on file sufficient information on the biological vulnerability and threats to support proposals to list as endangered or threatened

D — Delisted due to Recovery