White-tipped Sicklebill (Eutoxeres aquila) [XC13305]
by Tayler Brooks from Buenaventura Reserve, El Oro, Ecuador (call)
White-tipped Sicklebill (Eutoxeres aquila) [XC74745]
by Niels Krabbe from 2.7km E Alto Tambo, Esmeraldas, Ecuador (flight call)
Subspecies
Populations of eastern Panama and western Colombia sometimes separated as subspecies munda, but morphological differences are based on a zone of character introgression between subspecies salvini and heterura.
The following 3 subspecies are recognised:
salvini Gould, 1868 - Costa Rica to western Colombia.
heterurus Gould, 1868 - Western Andes from south-western Colombia to western Ecuador.
aquila (Bourcier, 1847) - Eastern Andes from Colombia to northern Peru.