The Andean hillstar (Oreotrochilus estella) is a species of hummingbird in the "coquettes", tribe Lesbiini of subfamily Lesbiinae. It is found in Argentina...
The Ecuadorian hillstar or Chimborazo hillstar (Oreotrochilus chimborazo) is a species of hummingbird. It is native to the Andes of Ecuador and extreme...
by the English ornithologist John Gould to accommodate the rufous-gaped hillstar which is thus the type species. The genus name combines the Ancient Greek...
giant cacti James's flamingo Culpeo Bolivian vizcacha Andean goose Andean hillstar Andean flamingos in the Laguna Colorada, south of the Salar Vicuñas near...
and Titicaca water frog. A few species of hummingbirds, notably some hillstars, can be seen at altitudes above 4,000 m (13,100 ft), but far higher diversities...
flies and horse flies". Kaufman Field Guide to Insects of North America. Hillstar Editions. p. 284. ISBN 978-0-618-15310-7. Sherborn, C.D. (1850). Index...
America, but several species also breed in temperate climates and some hillstars occur even in alpine Andean highlands at altitudes up to 5,200 m (17,100 ft)...
(2007). Kaufman Field Guide to Insects of North America (Illustrated ed.). Hillstar Editions. p. 136. ISBN 978-0-618-15310-7. Frederick Du Cane Godman; Osbert...
Kaufman Field guide to Butterflies of North America. Tucson, Arizona: Hillstar Editions L.C. pp. 134–135. ISBN 978-0-618-76826-4. "North American Moth...
flies and horse flies". Kaufman Field Guide to Insects of North America. Hillstar Editions. p. 284. ISBN 978-0-618-15310-7. Murphree, Steve. (2006). "Learn...
(2007). Kaufman Field Guide to Insects of North America (Illustrated ed.). Hillstar Editions. p. 136. ISBN 978-0-618-15310-7. Madge, Ronald Bradley (1967)...
sierra-finches and diuca-finches. A few species of hummingbirds, notably some hillstars, can be seen at altitudes above 4,000 m (13,100 ft), but far higher diversities...