The animal kingdom

Relationship in which both organism benefit.

• mutualism

• parasitism

• commensalism

Relationship in which one organism benefits, harming the other.

• mutualism

• commensalism

• parasitism

Relationship in which one organism benefits, without harming the other.

• commensalism

• parasitism

• mutualism

Animals that don't have a spinal column.

• vertebrates

• invertebrates

Animals that are characterized by having spinal column.

• vertebrates

• invertebrates

mammals

• vertebrates

• invertebrates

arthropods

• vertebrate

• invertebrates

birds

• vertebrates

• invertebrates

echinoderms

• vertebrates

• invertebrates

reptiles

• vertebrates

• invertebrates