00:00These robots might one day care for the planet, and for you.
00:04At the Natural Robotics Contest, public ideas for bio-inspired robots are turned into real prototypes.
00:11Like this pangolin robot that digs holes and poops seed bombs to reforest land.
00:17Or this robo-fish, which flaps its tail to swim and filters microplastics through its gill-like mesh.
00:23It's designed to clean up our waterways.
00:26But animal-inspired robots are being used in all kinds of ways.
00:30In India, a temple replaced its real elephants with a life-sized robot, helping end the cruelty involved in training
00:37animals for ceremonies.
00:39And in Tokyo, aibo robot dog owners dressed their pets in kimonos and took them to a shrine for a
00:46traditional coming-of-age blessing.
00:48As Japan's population ages, more people are finding companionship in robotic pets.
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