Explanation:
Well maybe because like cows do, some adventure off by themselves, and with younger cows they may forget where to head back. And if you think about it that leads to older cows which leads to new cow groups in different areas. Just like dinosaurs may have done.. Just a maybe
Answer:
How people use recources so fast.
Explanation:
People use recources so fast infact, that our planets recources of over billions is lowering LOWERING.