The answer is kinda obvious, sunlight, soil, and water
<span>
</span><span>the time or date (twice each year)
</span><span>when day and night are of equal length</span>
Sedimentary, like sand.
Weathering and erosion make large rocks smaller.
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