The weather in early summer was probably cool Natural variation existed within the population
Most of the mosquitoes were of reproductive age
Environmental factors varied slightly as the summer progressed

one centimetre is equal to 0.01 metres

producers: apple trees, potatoes, carrots, grains, acorns, cabbage, grass, corn, lettuce

consumers: deer, mice, rabbits, chickens, squirrels, horses, worms, cows

predators: eagles, frogs, wolves, owls