. . . . . . . . . "Corvus corax" . . "Anatidae" . . "David Sacerdote. 2017. Corvus corax eating Anatidae. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/5958406> on 05 Apr 2018." . . . . "http://iNaturalist.org is a place where you can record what you see in nature, meet other nature lovers, and learn about the natural world." .