Principle 2: Overproduction and Struggle to Survive
There is overproduction in these lizards, three lizards are born, and only one survives. These lizards are targeted by many predators, such as weasels and eagles. The yellow lizards are also easily spotted in their environment.
Principle 3: Differential Survival and Reproduction(survival of the fittest)
Principle 4: Change in the Gene Pool
In this population, there are two different colored lizards. There are brown, and yellow lizards.
Organism: Lizard Environment: Desert Trait Selected For: Brown color Adaptation Type: Physical (camouflage)
The lizard that is the fittest for survival is the brown lizard. The brown lizard blends in with its environment, so it doesn't get eaten.
Name: Alyssa Araujo Period: 3
All of the yellow lizard have been eaten. So, the lizard population is all brown.