____ have 2 wings to fly , 2 legs and feathers. ____ have dry and scaly skin. ____ have lungs to breathe and they have fur or hair on their body. ____ are animals with a backbone or spine. ____ have gills to breathe and they have scales. They can only live in water. ____ can give birth to their young ones. Some ____ cannot fly like a penguin. Bats are flying ____. All ____ have a backbone. Snakes, crocodiles, lizards are ____.

Science Vocabulary practice Y1-Animals including human

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