Episode 1 What Do Zoologists Do? Episode 2 Animal Reproduction: Genes and Environment Episode 3 Mammal Reproduction: Pandas and Cheetahs Episode 4 How Animals Raise Their Young Episode 5 Helpful Corals, Clams, and Crustaceans Episode 6 Bees, Butterflies, and Saving Biodiversity Episode 7 Deadly Invertebrates: Vectors and Parasites Episode 8 Bony Fish, Skates, Sharks, and Rays Episode 9 Amphibians, Metamorphosis, and Ecology Episode 10 Reptiles: Adaptations for Living on Land Episode 11 Beaks, Claws, and Eating like a Bird Episode 12 Form and Function: Bird Nests and Eggs Episode 13 Taking to the Sky: Bird Migration Episode 14 What Makes a Mammal: Hair, Milk, and Teeth Episode 15 Herbivore Mammals: Ruminants and Runners Episode 16 Carnivore Mammals: Feline, Canine, and Ursine Episode 17 Primate Mammals: Diverse Forest Dwellers Episode 18 Size, Structure, and Metabolism Episode 19 Protection, Support, and Homeostasis Episode 20 Animal Energetics and the Giant Panda Problem Episode 21 Ethology: Studying Animal Behavior Episode 22 Think! How Intelligent Are Animals? Episode 23 Combating Disease in the Animal Kingdom Episode 24 Animal Futures: Frontiers in Zoology.