They give more/additional information about a certain topic of research.
They help learns to know what they may expect to see on the field
Brazil is nee.
There is a huge gap between rich and poor. They destroy their environment to make money and create jobs, corruption is rampant in their government
Industrial development resulting in pollution.
Land: Elephant (grasslands/forests), Rhinoceros, Lion, Tiger (forests), Fox, Jackal, Buffalo
Water: Crocodile (swamps/rivers), Dolphin (freshwater rivers), Chromide, Turtle
Air: Vulture, Peacock (dry lowlands/forests) , Pigeon, Owl, Hornbill, Blue Mormon (heavy rainfall areas)