Are leopards in danger of extinction?

Yes, they are endangered. Their number have been declining because of poaching and forest destruction.
Only the subspecies Amur leopard, and Arabian leopard. Most subspecies of Panthera Pardus (leopard) are not endangered.
Yes. Mainly because of hunting for their fur or they are killed as they are known to kill farmers livestock. Although some is caused by habitat loss.

Not all subspecies of the leopard (Panthera Pardus) are endangered. The Amur leopard is down to between 35-45 individuals, and the Arabian leopard is under two hundred now. But the other subspecies are still fairly common, especially the African leopard, and the Indian leopard.
yes ,leopards are endangered
yes