Also highly intelligent, bears have exceptional navigation skills, can remember well, and have heightened senses of smell, sight, and hearing, which help them steer far away from predators. During hibernation, grizzly and black bears can go 100 days or so without eating, drinking, urinating, or defecating! Good for nature AND for you! EUGY encourage creativity as well as being environmentally friendly.So go on...bring home your wild! Our products conform 100% to international safety standards (EN71-1,2,3 and CPSIA). A EUGY pack contains 7 flat cards with individually numbered pieces, all ready for you to assemble.