Russet-crowned Motmot
Russet-winged Schiffornis
Rusty Blackbird
Rusty-margined Flycatcher
Sanderling
Savanna Hawk
Savannah Sparrow
Scaly-breasted Hummingbird
Scarlet Flycatcher
Scarlet Macaw
Scarlet Tanager
Scissor-tailed Flycatcher
Scrub Euphonia
Semipalmated Plover
Sharp-shinned Hawk