Thousands of years ago, the jaws and teeth of jaguars were more varied in size than they are
today. during a period of climate change about 11,000 years ago, jaguars faced a shortage of food.
there were fewer mammals to eat, so the jaguars had to eat shelled reptiles. the jaguars with the
largest jaws and teeth could most easily eat the shelled reptiles. which of the following statements
best explain why large jaws and teeth are common characteristics in jaguars today?