Evidence of Evolution

Body parts that have no function now and are just the remains from an ancestor.

Darwin observed that the finches on the Galapagos Islands had different beaks.

Structures with the same parts that have different functions, suggesting a common ancestry.

The same species living in the same area can have different appearances.

Adaptations are critical to the survival of a species by providing ways to adjust.

Body parts that have similar functions but different structures, indicating no common ancestry.

Remains or impressions of ancient organisms that provide evidence of evolution.

The process by which organisms diversify rapidly into a variety of forms to adapt to different environments.

The process where organisms better adapted to their environment tend to survive and produce more offspring.

The idea that different species share a common ancestor from which they evolved.