<img src="https://d5nxst8fruw4z.cloudfront.net/atrk.gif?account=iA1Pi1a8Dy00ym" style="display:none" height="1" width="1" alt="" />
Dismiss
Skip Navigation
Our Terms of Use (click here to view) have changed. By continuing to use this site, you are agreeing to our new Terms of Use.

Mammal Ancestors

Mammals evolved from amniotic tetrapods and diversified greatly in the cretaceous period.

Atoms Practice
Estimated5 minsto complete
%
Progress
Practice Mammal Ancestors
Practice
Progress
Estimated5 minsto complete
%
Practice Now
Turn In
Mammal Ancestors Pre Read
Teacher Contributed
To stimulate the critical thinking skills required to assess the validity of statements about the key concept using an Agree/Disagree Table.
Please wait...
Please wait...