Brain › AnimalsIn what year was the Praying mantis placed on the Endangered Species List?1972197019741976AnswerThe correct answer is D) 1976.More Animals questionsWhat is the meaning of the name Stegosaurus?How many bony plates did a Stegosaurus have embedded on its back?What was the length of an average Stegosaurus?What was the average weight of a Stegosaurus?What was the average height of a stegosaurus?How many cubs are usually in a tigers litter?Play Brain · Practice