A. Ágreda

Flower abundance and defendability at two mass-blooming understory plants structure nectar-feeding bird guilds in garúa forest of western Ecuador

T. Loughin, Susan M. Wethington, C. D. Becker, 2021, The Wilson Journal of Ornithology.

Distribution, Plumage, and Conservation Status of the Endemic Esmeraldas Woodstar (Chaetocercus berlepschi) of Western Ecuador

Bernd P. Freymann, J. Harris, A. Ágreda, 2009 .

Evolution of single-chick broods in the Swallow-tailed Gull Creagrus furcatus

A. Ágreda, D. J. Anderson, 2003 .

DIFFERENCES IN PLUMULACEOUS FEATHER CHARACTERS OF DABBLING AND DIVING DUCKS

C. Dove, A. Ágreda, 2007 .

Pale-headed Brush-finch Atlapetes pallidiceps is not extinct

N. Krabbe, A. Ágreda, O. Rodríguez, 1999 .

Characterization of polymorphic microsatellite loci in Castelnau's Antshrike, Thamnophilus cryptoleucus (Aves: Thamnophilidae)

D. Lieckfeldt, C. Pitra, A. Ágreda, 2006 .

Community-based Monitoring of Fog Capture and Biodiversity at Loma Alta, Ecuador Enhance Social Capital and Institutional Cooperation

C. D. Becker, A. Ágreda, M. Costantino, 2005, Biodiversity & Conservation.

Apparent Survival Estimates for Five Species of Tropical Birds in an Endangered Forest Habitat in Western Ecuador 1

T. Parker, B. Sandercock, C. D. Becker, 2006 .