1. Activity from the Extinction unit © upd8 wikid, built by cracking science This page may have been changed from the original Engage ElicitExploreExplainElaborateExtendEvaluate Polar bears 4: sorted 13 Could you publicise our competition on your website. Have a go yourself if you like? We’re building a new zone for a rare, endangered animal. You have to guess the animal and design an enclosure to suit its adaptations.

2. Activity from the Extinction unit © upd8 wikid, built by cracking science This page may have been changed from the original Engage ElicitExploreExplainElaborateExtendEvaluate Polar bears 4: sorted 14 Smooth, hairless skin it secretes mucous and wallows in mud to stop its skin drying out About 0.8m tall and 1.5m long. valves close its nostrils and ears under water spread out toes to stop it sinking in soft ground. big teeth for grinding leaves, ferns and grass

3. Activity from the Extinction unit © upd8 wikid, built by cracking science This page may have been changed from the original Engage ElicitExploreExplainElaborateExtendEvaluate Polar bears 4: sorted 15 It’s a pigmy hippopotamus. They are very rare. Humans have destroyed their habitat, but we can help them survive by keeping some here.

4. Activity from the Extinction unit © upd8 wikid, built by cracking science This page may have been changed from the original Picture credits Picture Slide Credit Green polar bear 5Steven Pierson Green polar bear 6/7Stephen Wilson Polar bear and cubs 8Giles Breton Pygmy hippo artwork13Kathryn Jaramillo Polar bears 4: sorted 13