At the end of which era did most dinosaurs and pterosaurs become extinct? A) Cre

Author Question: At the end of which era did most dinosaurs and pterosaurs become extinct? A) Cre (Read 455 times)

federox

Sr. Member
Posts: 308

on: Aug 8, 2013

At the end of which era did most dinosaurs and pterosaurs become extinct?
A) Cretaceous
B) Permian
C) Devonian
D) Ordovician
E) Triassic

theo

Hero Member
Posts: 698

Reply #1 on: Aug 10, 2013

Answer has to be A, 100%

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Author Question: At the end of which era did most dinosaurs and pterosaurs become extinct? A) Cre (Read 455 times)

federox

At the end of which era did most dinosaurs and pterosaurs become extinct? A) Cre

theo

Re: At the end of which era did most dinosaurs and pterosaurs become extinct? A) Cre

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