Scientists never agree on much of anything, so there are several accepted Plant and Animal Classification systems. (petandwildlife.com)
This activity might lead to the next one, a lesson in advanced animal classification. (educationworld.com)
Very ironically, we have learned much about the world around us from religious or creationist people like Isaac Newton, Carl Linnaeus (the creation of animal classification), and even Galileo. (religion.blogs.cnn.com)