Waterbirds have an important ecological function as vectors of plant dispersal between different wetlands. In the Neotropical region, there is very limited information about this dispersal. In southern Brazil, seed dispersal by endozoochory was studied by five waterfowl, including Brazilian teal, yellow-billed teal, ringed teal, coscoroba swan, and whitefaced whistling-duck. Over 2000 diaspores were recovered from 40 different plants, including seeds of 37 angiosperms, and diaspores of...