Episode Overview
In this captivating episode, the focus is on various navigation techniques in the animal kingdom. Attenborough begins in Africa at twilight, highlighting species that navigate without sight. The keenly scented spotted hyena hunts at night, while galagos mark their paths with urine. Echolocation is demonstrated through swiftlets, bats, and river dolphins, whereas electric eels rely on electricity to perceive their surroundings. By day, the rufous elephant shrew expertly navigates a network of trails, knowing every shortcut to stay safe. In the Sahara, the cataglyphis ant uses the sun to find its way home, while Bahamian lobsters march in formation to evade storms. The Arctic tern undertakes an incredible 19,000-kilometre quest for endless daylight to fish, and the albatross showcases remarkable navigation skills, flying up to 1300 kilometres over the ocean to feed its chicks before returning home. Attenborough concludes atop an