Birds of Northern South America. An Identification Guide, Volume 2: Plates and Maps 2013 see Plot A Response time

see Plot A Response time (typical to 90%) U23-001 Internal sensor: 40 minutes in air moving 1 m/sec U23-002 external temperature sensor: 5 minutes in air moving 1 m/sec U23-003 and U23-004 external sensors: 3 minutes in air moving 1 m/sec

clear images from edge to edge

Linterna de Luz VI por NMT

No less than 3347 recordings of 1530 species are included on this single MP3-DVD

Birds of Northern South America. An Identification Guide, Volume 2: Plates and Maps 2013 see Plot A Response timeThe two companion volumes of this extensive and detailed guide make a groundbreaking contribution to bird guide literature: they not only provide detailed accounts of every known bird species in the vast region from Ecuador to French Guiana but also, for the first time, illustrate virtually every plumage variation in full color. The illustrations include adult males and females where different as well as intermediate plumages, juveniles, subspecies,