Introduction, by John W. Fitzpatrick and Jeffrey D. Brawn
Challenges to Biodiversity Conservation in Panama, by Samuel Valdés Díaz
Portraits in Words and Pictures
Ruddy Quail-Dove, by Scott K. Robinson
White-tipped Sicklebill, by Christoph Hinkelmann
Band-tailed Barbthroat, by Christoph Hinkelmann
Green Hermit, by Christoph Hinkelmann
Long-billed Hermit, by Jay J. Falk
White-whiskered Puffbird, by John P. Whitelaw
Golden-olive Woodpecker, by John P. Whitelaw
Black-crowned Antshrike, by Corey Tarwater
Russet Antshrike, by Phred M. Benham
Checker-throated Stipplethroat, by John W. Fitzpatrick
White-flanked Antwren, by Scott K. Robinson
Chestnut-backed Antbird, by Thomas W. Sherry
Bicolored Antbird, by Jeffrey D. Brawn
Spotted Antbird, by Jonathan Patrick Kelley
Ocellated Antbird, by Henry S. Pollock
Black-faced Antthrush, by Henry S. Pollock
Black-faced Antthrush, by Henry S. Pollock and Jeffrey D. Brawn
Cocoa Woodcreeper, by Jeffrey D. Brawn
Plain Xenops, by Phred M. Benham
Buff-throated Foliage-gleaner, by Jared D. Wolfe
Ruddy-tailed Flycatcher, by Thomas W. Sherry
Ants and Ant Followers, by John P. Whitelaw
Sulphur-rumped Flycatcher, by Thomas W. Sherry
Golden-crowned Spadebill, by John P. Whitelaw and Alexander F. Skutch
Flycatcher, by Scott K. Robinson
Ochre-bellied Flycatcher, by John W. Fitzpatrick
Avian Malaria in the Forest Understory, by Emma I. Young
Scale-crested Pygmy-Tyrant, by John W. Fitzpatrick
Eye-ringed Flatbill, by Jared D. Wolfe
Olivaceous Flatbill, by Jonathan Patrick Kelley
Yellow-breasted Flycatcher, by John P. Whitelaw
Southern Bentbill, by Thomas W. Sherry
Ectoparasites on Panamanian Birds, by Sergio E. Bermúdez Castillero
Mountain Elaenia, by Peter A. Hosner
Long-billed Gnatwren, by Jeffrey D. Brawn and Henry S. Pollock
Scaly-breasted Wren, by Henry S. Pollock and John P. Whitelaw
White-breasted Wood-Wren, by Jeffrey D. Brawn and Henry S. Pollock
Gray-breasted Wood-Wren, by Caroline Dingle
Song Wren, by Henry S. Pollock
Black-faced Solitaire, by K. Greg Murray
Hummingbird Tongues: An Ingenious Adaptation, by John P. Whitelaw
Ruddy-capped Nightingale-Thrush, by Scott K. Robinson
Slate-throated Redstart, by Ronald L. Mumme
Rictal Bristles, by John W. Fitzpatrick
Blue-black Grosbeak, by Henry S. Pollock
Gray-headed Tanager, by Jeffrey D. Brawn
