2.6: Summary
- The scientific name of an animal has two parts, the genus and the species , and must be written in italics or underlined .
- Animals are divided into vertebrates and invertebrates .
- The classification system has groupings called phyla , classes , orders , families , genera and species .
- Furry, milk-producing animals are all in the class Mammalia.
- Members within a species can mate and produce fertile offspring.
- Sub-groups within a species include breeds, races and varieties .