During which period did mammals first appear?
a.
Pleistocene
b.
Carboniferous
c.
Cretaceous
d.
Jurassic
Mammals first appeared during Jurassic period.
Question
Asked 1/23/2014 8:17:29 AM
Updated 9/27/2015 10:28:20 AM
0 Answers/Comments
This answer has been confirmed as correct and helpful.
Edited by
Andrew. [9/27/2015 10:28:18 AM], Confirmed by
Andrew. [9/27/2015 10:28:20 AM]
Rating
There are no new answers.