2. Eat egg shells first when you are born, and then give priority to eating green plants.

3. Eating habits, crawling.

4. No, because the first paragraph plays a leading role in the back.

Pests. How good their appetites are! I picked a handful of leaves from the largest cabbage and fed them to a group of larvae raised in my laboratory, but after two hours, there was nothing left except the thick vein in the center of the leaves. At this rate, the cabbage will be eaten up in a few days.