Ten known subspecies...as a
result of a curiously disjunct
range.
Vireo pallens semiflavus
(L 3.9")
Crooked Tree Wildlife
Sanctuary
07Mar2019
© Dale
Delaney
Macaulay
Library
Vireo in Latin means a small
green bird; pallens in Latin
means pale yellow; semiflavus
in Latin means golden-yellow.
By one reckoning, a single rare
species, the Yellow-green Vireo,
brings in about $100,000/yr in
local spending in Texas.
(Scott Weidensaul)