Recent content by tie-coon

I thought A and B were rboth right too, for both stratigraphic range of fossils and the unit name's matched up. i just went B becuase it lined up beter The finch question stumped me too so I had a crack at C. That seven marker was so hard to interpret - I just said something about low fertile...

how did every one find earth and environmental this morning?

Q10 got me. Man I hate true lengths. can never figure them out, I put A as a guess.