The Lotka–Volterra models show that coexistence is more likely if A. Niche overlap is small and the carrying capacities are different. B. Niche overlap is large and the carrying capacities are similar. C. Niche overlap is small and the carrying capacities are similar. D. Niche overlap is similar and the carrying capacities are different. E. None of the above.

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.