(a) A place where animals are protected in their natural habitat is called sanctuary.
(b) Species found only in a particular area is known as endemic.
(c) Migratory birds fly to faraway places because of climatic changes.
(a) Wildlife sanctuary is the place where wild animals are protected from their predators and from poaching, in their natural habitat. Biosphere reserves are the areas that are used to conserve biodiversity like plants, animals and microorganisms. It also contains many wildlife sanctuaries and national parks.
(b) Any species whose range is restricted to a limited geographical area is called as endemic species. Species can be endemic to large or small areas of the world.
(c) Bird migration is the regular seasonal movement, which involves a flyway for breeding, food availability, habitat and weather. They migrate from their habitat region to far away places so as to find the favourable conditions to survive.