Show animal oddities the capybara largest of all living rodents has teeth powerful enough to cut corrugated iron iran says colliers the an order of birds including pell peli cans cormorants and gannets garnets gan nets have no nostrils and breathe through their mouths chow dogs and polar bears are the only animals that have black tongues frogs and toads are the only animals that cannot swallow without closing their eyes and minks and weasels are the only animals other than skunks that eject a malodorous fluid when angered |