This bird hasn’t been seen in 38 years. Its song may help track it down
Scientists are eavesdropping on a South American forest in search of the purple-winged ground dove
![an illustration of the purple-winged ground dove](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2023/11/111623_mr_bioacoustic-birds_feat.jpg?fit=1030%2C580&ssl=1)
Bioacoustics may help scientists find the long-missing purple-winged ground dove (illustrated).
C.J. Temminck/Les pigeons 1811