Paintings and sketches
Birds of Rice University
Consulting projects
Hogg Bird Sanctuary, Houston Memorial Park
Audio Recordings in Nature
Bird identification
Arctic versus Pacific Loons (article 1, article 2, other loons)
Empidonax flycatcher identification
Buff-bellied Pipits (American versus Japanese Pipits)
Double-crested versus Neotropic Cormorants
Baltimore versus Bullock's Orioles (main article, supplementary)