Design a terrestrial or aquatic ecosystem, environmental science homework help

Assignment Objectives
Design a terrestrial or aquatic ecosystem, including the abiotic and biotic components.
In this lab, you will see the time progression of speciation to help you write up a scientific paper that centers on the following:

What would happen if a species of lizard were suddenly split into 2 groups by a hurricane resulting in the isolation of a small group of individuals on an island far from the mainland?

Speciation