Explanation:Red data book:Red Data Book is the sourcebook which keeps a record of all the endangered animals and plants.Red Data Book is maintained internationally by an organisation.India also maintains Red Data Book for plants and animals found in India.Advantages of Red data book:It aids in the identification of all animals, birds, and other species, as well as the conservation status of each.We can assess the danger of taxa becoming globally extinct with the help of this book.Provides a framework or set of recommendations for undertaking endangered species protection efforts.Examples of some fauna present in the Red Data Book:Himalayan Brown/Red Bear.Pygmy Hog.Andaman White-toothed Shrew.Kondana Rat.Thus, the Red data book keeps records of endangered plants and animals.Additional InformationEndangered species:These are the species which are in danger of extinction.Animals whose numbers are diminishing to a level that they might face extinction are known as endangered animals.The survival of such species is difficult if the negative factors that have led to a decline in their population continue to operate.Examples of such species are blackbuck, crocodile, Indian wild ass, Indian rhino, and lion-tailed macaque.