BirdwatchersGreen-tailed Jacamar By Kester Clarke March 5, 2017 The Green-tailed Jacamar is a Guiana Shield endemic and feeds mainly on flying insects which it catches by sallying out from exposed perches. Its plumage is mostly glossy copper-green in colour with a long, sharp black bill. A Green-tailed Jacamar (Galbula galbula) near Badarima Creek. (Photo by Kester Clarke / www.kesterclarke.net)