171k views
2 votes
How many mass exitnction have there been in the past 500 million years​

2 Answers

6 votes

Answer:

3

Explanation:

User Dimitris Leventeas
by
4.4k points
4 votes

Answer:

2

Explanation:

idk the anwser so i say 2

User Sachin G S
by
3.7k points