Joy and Mark investigate the reproductive secrets of marine mammals to learn how animals that breathe air manage to mate, give birth and raise their young underwater. Witness a dolphin birth, explore the difficulties of breastfeeding underwater and learn how dolphin and whale young avoid predatory killer whales.
Joy and Mark uncover the reproductive secrets of the pouch-wearing marsupials.
Joy and Mark to explore the reproduction challenges of our orangutan cousins.
Travel to Africa to explore the unique reproduction challenges of the largest land animal.
