2 ms·
The death of most big gain is a lost of food source that needs a substitute. The theories are climate change due to the end of the ice age, overhunting by peopl
by gostsamo 5y ago
The death of most big gain is a lost of food source that needs a substitute. The theories are climate change due to the end of the ice age, overhunting by people, and cosmic impact. All three could be true with different weight adding to the end result.