Rufous-winged Sparrow
Peucaea carpalis
The rufous-winged sparrow (Peucaea carpalis) is a medium-small, long-tailed New World sparrow with a gray face and rusty crown and supercilium; the rufous lesser coverts of the wing for which it is named are often concealed.
The back is brown with darker streaks, while the belly is pale gray. The wings and crown are rust-colored. This sparrow has a conical, yellow-based bill and a long brown tail.