Since 1972
mabey not.
For as long as people have been alive.
There is about 100,000 leopards still alive in the world. The majority of these are in asia. There are perhaps 25000 in africa.
People can help leopards stay alive by donating to charities that go out to were leopards live and help prevent the poaching of them.
For as long as man has been alive
Rats have been alive for hundreds of years. Rats have been alive for around for at least 900 years on Earth.
120 years
Igneous rock has never been alive.
around 30-50
The earth has never been alive. It has been in existence in its present form for about 5 billion years. Some creatures inhabiting it have and are alive.
Yes. Snow Leopards are born alive.