Enter the incredibly diverse world of the praying mantis with Brazilian biologist Leo Lanna. Check out the great clips and test your new knowledge with the quiz questions. Leo is a biologist and National Geographic Explorer. He founded Projeto Mantis to share how amazing and interesting the micro-world of insects can be. #Science #Biology #Insects #Biodiversity #STEM Visit exploringbytheseat.com to find our daily live events for classrooms with scientists and explorers from around the world!