A biosphere reserve is a ecosystem with plants and animals of unusual scientific and natural interest. It is a label given by UNESCO to help protect the sites. The plan is to promote management, research and education in ecosystem conservation. This includes the 'sustainable use of natural resources'.
2.Wildlife sanctuary is the place where wild animals are protected in their natural habitat. Here poaching or capturing the animals is prohibited. Biosphere reserves are the area used to conserve biodiversity like plants, animals and microorganisms.
biosphere reserve is bigger than wildlife sanctuary
because wildlife sanctuary is small place and biosphere reserve contains of 1 or 2 national parks and 1 or more than wildlife sanctuary
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