A species of organism has survived in a mild environment for thousands for years. Suddenly, the climate changes and the area bec
omes a cold and barren tundra. Which of the following traits might help the species survive? short neck to help keep heat inside the body
thick fur to keep the organism warm
small size so the organism requires less food
all of the above
Children younger than 5, but especially children younger than 2 years old. Adults 65 years of age and older. Pregnant women (and women up to two weeks postpartum)
