Introduces rivers, discussing the different types, how they are formed, where they are found around the world, and the plants, animal, and people that live on them.
Introduces the classification of animals, discussing how animals that share one characteristic, such as drinking nectar or being small, can in fact be very different in other respects.
Looks at the different types of veterinarians and what they do during the day, including caring for farm animals, wild animals, animals in shelters, and family pets.
