African black-bellied seedcracker finches have beaks that are either large or small. only large-beaked birds can crack open hard seeds, and small-beaked birds are more adept at handling small seeds. both have an advantage over intermediate-sized beaks. this is an example of a response to:

Natural selection adapted them to thrive in the habitat they live in

Aloe Vera is a native plan in North Africa. It is considered to be a succulent or fat plant which gives it its ability to store large amounts of water in its leaves and roots. This is the reason why this plant grows best in mild to warm climate such as the desert.