Ponies are an entirely different category, which is based on size. Horses have foals, which are categorized as colts, or male foals, and fillies, or â¦ female ones. A pony is classified as small, medium or large, depending on the height. A horse MAY produce a pony if there young only grow to pony size. Your horse has to reach 2 and a half years old to be sexually mature.
Ploidy is a term from genetics and cell biology. 1  It is used to indicate the number of chromosome sets in a cell. Most eukaryotes have either one set (called haploid) or two sets (called diploid). Some other organisms are polyploid, they have more than two sets of chromosomes. Some amphibians are triploid, with 3 sets.
A polygon is a shape that is closed and is made up of only lines (no curves). It can have no open parts. Polygon in this case is a broader term to encompass a great many shapes including the square, rectangle and triangle. The circle described above cannot be considered a polygon because it is created by using curves, something which is not allowed by the simple definition of a polygon.