It is found in Argentina , Bolivia , Brazil , Colombia , Ecuador , Panama , Paraguay , Peru , Suriname , and Venezuela .
The rufous - winged antwren ( Herpsilochmus rufimarginatus ) is an insectivorous bird in the antbird family Thamnophilidae .
rufous - winged antwren is found in Argentina , Bolivia , Brazil , Colombia , Ecuador , Panama , Paraguay , Peru , Suriname , and Venezuela .
The rufous - winged antwren ( Herpsilochmus rufimarginatus ) is an insectivorous bird in the antbird family Thamnophilidae .