Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Components (hierarchy name)
4. components (objects parts)
5. [components by specific context]
6. biological components
7. animal components

Anotations

Scope note:

The posterior extremities of animals, in position opposite to the head and forming either a distinct flexible appendage to the trunk (e.g., in a dog or cat) or a continuation of the trunk behind the anus (as in a dolphin). In vertebrates, the tail contains an extension of the vertebrae beyond the backbone.