Feed on dead or decaying material and are important nutrient recyclers

Modern whales developed their traits through natural selection what occurs during the process of natural selection

Which of the following human activities resulted in the growth of the north american deer population?

Which of the following best describes the expensive tissue hypothesis? brains require more energy, so the gut had to be reduced, and larger brains and tool use led to higher quality diets. increasing body size means that homo neanderthalensis had to include more fat in its diet. brains require more energy, so the gut had to be reduced as brains got bigger. brains require more fat, so the gastrointestinal viscera (gut) had to expand, and hands were needed to acquire more food.