1. They have unusually small brains and limited nutritional content 2. It could become a bad thing during the summers especially because climate change is expected to result in a lot more extreme temperatures. 3. They eat the Eucalyptus tree's leaves to give them warmth, food, and the liquid in the leaves. Their favorite tree is the Eucalyptus tree because it gives air and leaves for food. Critical Thinking Question: So that they can get used to the earth so in any emergency cases, the baby is old enough to handle it because if they do not stay in the pouch, a predator could harm or eat him.