World Bird List

Species factsheet

Voices can be found here (external link)

Subspecies and Distribution

-Subspecie
+Distribution
-becki
+nw Galápagos Is.
-mentalis
+Genovesa  (ne Galápagos I.)
-fusca
+n Galápagos Is.
-luteola
+San Cristóbal  (se Galápagos I.)
-bifasciata
+Santa Fe  (c Galápagos I.)
-cinerascens
+Española  (se Galápagos I.)
-ridgwayi
+Floreana  (s Galápagos I.)