___________ provides information on the endangered species of plants and animals.
Red Data Book
The animals found in a particular area are termed as______of that area.
fauna
Why do birds migrate from one place to another?
Birds migrate from one place to another for the following reasons :
(i) To escape from the inhospitable climate.
(ii) To enable themselves to find plenty of food throughout the year. For example, in winter when food sources are limited in northern areas, birds fly towards south where weather is mild and food is in plenty.
(iii) To lay their eggs in more syuitable place and weather conditions.