Rufous-naped Wren
Rufous-tailed Flycatcher
Russet-crowned Motmot
Rusty Blackbird
Sanderling
Savannah Sparrow
Scaly-breasted Hummingbird
Scarlet Macaw
Scarlet Tanager
Scissor-tailed Flycatcher
Scrub Euphonia
Semipalmated Plover
Sharp-shinned Hawk