Inktober - Day 20 - "Deep" Facts... ...Only about 15% of Earth's 8.7 million species have been described... ....An estimated 86% are still unknown... ....Less than 10% of the ocean's species have been identified... ....95% of the ocean remains unexplored... ...Over 70% of Earth's surface is covered in water... ...Many undiscovered species could perish without our ever having found them. Earth! The final frontier... [https://www.google.com/amp/s/relay.nationalgeographic.com/proxy/distribution/public/amp/news/2011/08/110824-earths-species-8-7-million-biology-planet-animals-science]















