#Birdsdomestication

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National Bird Day: A Date with Feathers and Flight

Birds are defined as a group of warm-blooded vertebrates, which have feathers, toothless beaked jaws, strong skeleton, and 4 – chambered heart. Their size ranges from hummingbird (smallest bird in the world) with 5.5 cm size to ostrich (largest bird in the world) which is 2.8 m in size. Due to their mystery, whole day of 5th January is dedicated to them as National Bird Day to explore about them! Read the full article