| A guide to the birds of Costa Rica FG Stiles, AF Skutch, D Gardner (No Title), 1989 | 1787 | 1989 |
| A classification of the bird species of South America JV Remsen Jr, CD Cadena, A Jaramillo, M Nores, JF Pacheco, ... American Ornithologists’ Union, 2014 | 889 | 2014 |
| Ecology, flowering phenology, and hummingbird pollination of some Costa Rican Heliconia species FG Stiles Ecology 56 (2), 285-301, 1975 | 754 | 1975 |
| Evolutionary precursors of long-distance migration: resource availability and movement patterns in Neotropical landbirds DJ Levey, FG Stiles The American Naturalist 140 (3), 447-476, 1992 | 465 | 1992 |
| A classification of the bird species of South America. American Ornithologists’ Union JV Remsen Jr, CD Cadena, A Jaramillo, M Nores, JF Pacheco, ... Available at h ttp://www. museum. lsu. edu/∼ R emsen/S ACCBaseline. html, 2015 | 423 | 2015 |
| Geographical aspects of bird-flower coevolution, with particular reference to Central America FG Stiles Annals of the Missouri Botanical Garden, 323-351, 1981 | 418 | 1981 |
| Ecological organization of a tropical, highland hummingbird community LL Wolf, FG Stiles, FR Hainsworth The journal of animal ecology, 349-379, 1976 | 380 | 1976 |
| AVONET: morphological, ecological and geographical data for all birds JA Tobias, C Sheard, AL Pigot, AJM Devenish, J Yang, F Sayol, ... Ecology Letters 25 (3), 581-597, 2022 | 338 | 2022 |
| Guía de aves de Costa Rica FG Stiles, AF Skutch Editorial INBio, 2007 | 337 | 2007 |
| Taste preferences, color preferences, and flower choice in hummingbirds FG Stiles The Condor 78 (1), 10-26, 1976 | 320 | 1976 |
| Coadapted competitors: the flowering seasons of hummingbird-pollinated plants in a tropical forest FG Stiles Science 198 (4322), 1177-1178, 1977 | 267 | 1977 |
| Temporal organization of flowering among the hummingbird foodplants of a tropical wet forest FG Stiles Biotropica, 194-210, 1978 | 264 | 1978 |
| Ecological and evolutionary implications of bird pollination FG Stiles American Zoologist 18 (4), 715-727, 1978 | 249 | 1978 |
| Patterns in floral nectar characteristics of some bird-visited plant species from Costa Rica FG Stiles, CE Freeman Biotropica, 191-205, 1993 | 233 | 1993 |
| Hummingbird territoriality at a tropical flowering tree FG Stiles, LL Wolf The Auk 87 (3), 467-491, 1970 | 193 | 1970 |
| Food supply and the annual cycle of the Anna Hummingbird. FGI STILES | 186 | 1971 |
| Ecology and evolution of lek mating behavior in the long-tailed hermit hummingbird FG Stiles, LL Wolf Ornithological monographs, iii-78, 1979 | 184 | 1979 |
| Behavioral, ecological and morphological correlates of foraging for arthropods by the hummingbirds of a tropical wet forest FG Stiles The Condor 97 (4), 853-878, 1995 | 179 | 1995 |
| Time, energy, and territoriality of the Anna Hummingbird (Calypte anna) FG Stiles Science 173 (3999), 818-821, 1971 | 167 | 1971 |
| Seasonal patterns and coevolution in the hummingbird-flower community of a Costa Rican subtropical forest FG Stiles Ornithological monographs, 757-787, 1985 | 165 | 1985 |
