Questions LLC
Login
or
Sign Up
Ask a New Question
Ancient Life
Questions (1)
Which life-form was most abundant 250 million years ago?
a. dinosaurs b.reptiles c.bony fishes d.trilobites I think it's d.
6 answers
asked by
Angie
679 views
Subcategories (1)
Prehistoric Animals
Parent Categories (1)
Natural History