Fossil Records of Horse Foot Structure Over Time According to the diagram during the last 40 million years the structure of the horse's foot has - f remained the same size g become smaller h grown toe?

According to the fossil records, the structure of the horse's foot has evolved significantly over the last 40 million years. Initially, early horses had multiple toes, but over time, the foot structure has streamlined, leading to the development of a single, larger hoof. This adaptation has allowed horses to run more efficiently and traverse various terrains, indicating an overall trend towards a larger, more specialized foot structure.