3 ms·
80 million before 1850 according to Wikipedia. Now we're at about 1 billion cows worldwide, so it would depend on the number of cows/bison in the rest of the wo
by cinntaile 4y ago
80 million before 1850 according to Wikipedia. Now we're at about 1 billion cows worldwide, so it would depend on the number of cows/bison in the rest of the world at that time.