Refer to the figure, which shows the position of the continent(s) during two eras in geologic history. 
Describe the flora and fauna associated with the geologic eras shown in the figure.
Definitions:
Leptin
A hormone produced by fat cells that helps to regulate energy balance by inhibiting hunger.
Fat Stores
Accumulations of fat tissue in the body used as a source of energy when needed.
Digestive System
A series of organs responsible for breaking down food, absorbing nutrients, and eliminating waste from the body.
Diseases
Disorders or illnesses that affect a living organism's body, structure or function, not caused by external injury.
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