New research from the University of St Andrews has discovered a crucial piece in the puzzle of how all animals with a spine—including all mammals, fish, reptiles and amphibians—evolved. In a paper ...
New research from the University of St Andrews has discovered a crucial piece in the puzzle of how all animals with a spine - ...
A young girl welcoming you inside a zoo, inside of which are a walrus and a zebra, and a horse Classification is the process of organising living things into categories. These categories help us to ...