By Zahra Khaliq Our earth is a home to a vast and impressive array of life forms and each of them play a pivotal role in maintaining our ecological balance – which is why their existence is important. Today, there are roughly 8.7 million species of plants and animals around, but only around 1.2 million of those have been identified, meaning millions of living organisms remain a complete mystery to us. But there are several species at the brink of extinction due to both human-induced and natural factors. According to National Geographic, extinction refers to the complete disappearance of a spec…