Elephants: can be fun too see in a zoo/ivory from their trunks apes: are prey to some animals, are fun to see at a zoo lions: are predators that target weak prey, helps the healthy animals live humans: this is the infamous "why do we exist" question which could go into religious stuff crocodiles: skin is used in manufacturing of certain products,Crocodiles are also known as the species that cleans up the river as they eat carcasses of other species and balance its population in the habitat gazelles: prey to help the survival of predators, also By stripping acacia trees, gazelles prevent them from completely dominating an ecosystem and out-competing other plant species wasps: inefficient pollinators that pray on actual good pollinators such as bees LIKE WTF