VariationThe turtles represent variation because they are different colorsand sizes. Variation is important to natural selection because it shows that the animals won't all die for being the same color or size.
The Rabbits represent Overproduction because there are multiple of them.Overproduction is important because the mother has multiple babies for a percentage of them to survive.
The squirrels represent competition becausethey are fighting over food which is part of competition.Competition is important because the animals have to fight to reproduce and a way to survive is for fighting for food and homes.
The giraffes represent surviving and reproducing because the slightly taller giraffes can reach the food which gives them a higher invantage.