What do you understand by the following image/activity?        

The image/activity represents the understanding of biodiversity of a habitation.

Such data is also present in a red data book which is a huge document established and maintained by IUCN for documenting rare and endangered species of plants, animals, and other living species that exist in different habitats. India also maintains Red Data Book for plants and animals found in India which have different colour codes for different category of organisms.