Comparative Anatomy

Definition

Comparative anatomy is the study of similarities and differences in the anatomy of different species. It provides evidence for evolution, as similar structures may indicate common ancestry.

Related terms

Homologous Structures:

Structures in different species that are similar because of common ancestry.

Vestigial Structures:

Remnants of organs or structures that had a function in an early ancestor but no longer serve a purpose in modern descendants.

Analogous Structures:

Body parts that share a common function, but not structure, indicating separate evolution paths.