Question

2. Did mammals become more or less

abundant after the extinction of the
dinosaurs? Explain why.

Answer 1

yes, they were expanding more since they weren't worried of getting after they're extinction.

Step-by-step explanation:

Answer 2

Yes mammals became abundant after the extinction of dinos because without the dinos around animals would be able to produce without the worry of getting eaten. They will be free to find food and find their fellow species as well.