What is the number one cause of current animal extinctions?

The number one cause of current animal extinctions is habitat destruction. This can be caused by a variety of factors, such as deforestation, urbanization, and climate change. When an animal's habitat is destroyed, it can no longer find food or shelter, and it may also be more vulnerable to predators. Habitat destruction is a major threat to biodiversity, and it is estimated that it is responsible for the extinction of more than 90% of all animal species that have gone extinct in the past century.