The white-tailed emerald (Elvira chionura) is a species of hummingbird in the Trochilidae family. It is found in Costa Rica and Panama. Its natural habitat is subtropical or tropical moist montane forests. With a weight under 3 grams, this is one of the smallest birds in existence.

Date Location Count
2020-09-13 07:31Sendero Principal Cerro Chirripó1
2020-09-13 07:58Finca Cantaros1
2020-08-29 09:59Casa Botania B&B (San Vito)2
2020-09-04 07:31Wilson Botanical Garden (OTS Las Cruces)1
2020-09-14 05:52Cerro Paraguas y alrrededores1