Eric Walker added Common ostrich - Wikipedia to Ostrich

Eric Walker added This Unusual Bird Superpower Goes Back to the Dinosaur Extinction - The New York Times to a number of topics

Eric Walker added Ostrich to Struthio, and added Struthio to Struthionidae

Eric Walker added Common ostrich - Wikipedia and This Unusual Bird Superpower Goes Back to the Dinosaur Extinction - The New York Times to Ostrich, and added Ostrich to Struthio