The phrase "facing extinction" refers to the critical state of a species or organism when it is under threat of being wiped out completely. Some synonyms for this phrase include "on the brink of extinction," "endangered," "critically endangered," "vulnerable," and "at risk." These terms describe the grave situation of a species that is in danger of disappearing forever from the earth. The causes of extinction can vary, from habitat loss and fragmentation to climate change and human activities. Identifying and addressing the factors that are driving species to extinction is crucial for protecting biodiversity and maintaining the delicate balance of our ecosystem.