Stephen Jay Gould Tells Us That All Animals Today Can

Q17: Fossil evidence of first mammals is heterodont

Q18: If you had fossils from two sibling

Q19: In what ways are mammals generalized animals?<br>Essay

Q20: A description of early amphibians in the

Q21: The beginning of the Cambrian shows fossils

Q23: Earliest mammals probably showed all of the

Q24: The best estimate for the date of

Q25: The first amniotes were insects.

Q26: Because of the earliest dates of fossil

Q27: Which was not in the human lineage?<br>A)