coscoroba means an anatid bird, Coscoroba coscoroba, of the monotypic genus Coscoroba and the only swan not belonging to Cygnus. Lexicurio rates it Sui generis — a strength score of 92 out of 100.
Etymology
Not certain. From a local South American (perhaps specifically Chilean) name, which probably entered English via Spanish; perhaps related to Tupi casaroba, saroba.
noun
- An anatid bird, Coscoroba coscoroba, of the monotypic genus Coscoroba and the only swan not belonging to Cygnus.“Their bills and legs are pink. The two babies are very light grey with dark markings. The coscorobas built a nest in February with twigs and brush provided by their keepers. The female laid two eggs, but one rolled into the pool and the other [...]”