Essay on migratory birds

Please refer the links below to frame your essay:

https://www.meritnation.com/ask-answer/question/what-are-migratory-birds/weather-climate-and-adaptations-of-animals-to-climate/8466563 

https://www.meritnation.com/ask-answer/question/write-a-briefaccount-of-migratory-bird-visiting-india/social-science/8803425 

https://www.meritnation.com/ask-answer/question/adaptation-of-any-migratory-birds-please-and-not-less-then-6/weather-climate-and-adaptations-of-animals-to-climate/7720261 

Regards.