Use "whistling swan" in a sentence
1. By actual count, one of the largest birds, the whistling swan, was found to wear 25,216 feathers, whereas the tiny ruby-throated hummingbird, decked out in all its finery, had 940!
1. By actual count, one of the largest birds, the whistling swan, was found to wear 25,216 feathers, whereas the tiny ruby-throated hummingbird, decked out in all its finery, had 940!