DragonflyIssuesInEvolution13 Wiki
Whale transitional form

This shows the transitional forms during whale evolution.

Providing great evidence of change overtime. Transiitional forms fossils or organisms that show the intermediate states between an ancestral form and that of its descendants.

Types of transitions[]

General lineage

Species-to-species transition

Transitions to New Higher Taxa


An example of gaps in the evolution of Primates. Very few primate fossils are known between the late Eocene and early Oligocene, when there was a sharp change in global climate. Several other mammal groups have a similar gap during this time period.