Fill in the Blanks Animals Online version Birds by Nuria AC 1 lungs grows Birds beaks eat omnivores herbivores warm sit eggs babies fly carnivores oviparous beaks feathers food on fish beaks waterproof Birds are . They incubate their . This means they the eggs to keep them while the baby inside . Birds can be , or . Adult birds find for their until they can find their own food . Birds breathe with their . Birds have and wings , but not all birds can . Some can swim or run . use their feathers for flying , keeping warm and attracting other birds . All feathers are . Birds have . Birds of prey have hooked beaks for tearing meat . Birds that nuts and seeds have short beaks . Birds that catch have long , sharp , and birds that eat nectar from flowers have long , thin .
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