Place: Africa(非洲) Looks: two big ears, a long nose and four big legs Travel habits: walk along the same way to find food and water |
Place: North America Looks: big, colourful wings Travel habits: travel about 1,125 km to warm places |
Place: Arctic Looks: small, a white body, a black head and a red beak Travel habits: fly 36,000 km from one end of the Earth to the other for summer and then back again next year |