Skip to main content
Helicase

Transitional fossils

Fossils with in-between features, such as a Late Devonian fish from Arctic Canada that is intermediate between finned fish and four-limbed animals.Source: Daeschler et al., 2006

Idea or model

How Transitional fossils connects

Transitional fossils is an example of

  • Process

    Evolution

    The process by which living things change over generations through changes in their genomes.

Studied in

Your progress

Sources & further reading

The explanations on this page are our own summaries of these sources. Follow a link to read the original; if anything here disagrees with it, the original wins. How we choose and check sources.