True: Frog is an amphibian., Vertebrates are animals with backbones., Penguin is a flightless bird., Animals are grouped into two main group, vertebrates and invertebrates., Mammals have hair on their body., False: Dogs lay eggs., Crocodiles' body are covered with shells., Fish breathes by using its lung., All birds can fly., Octopus' body covering is scales.,

Animals "True or False"

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