Which of the following statements best describes the fossil record of mammalian origins?
A) It shows that mammals and birds evolved from the same kind of dinosaur.
B) It includes transitional forms with progressively more specialized teeth.
C) It indicates that mammals and dinosaurs did not overlap in geologic time.
D) It includes a series that shows the gradual change of scales into fur.

Question

Quizplus · Accepted Answer

The fossil record of mammalian origins includes transitional forms that exhibit progressively more specialized teeth, reflecting the diversification and adaptation of mammals over time. This specialization in teeth is a key feature in understanding mammalian evolution, as different tooth structures allowed for the exploitation of various food sources, contributing to the success and diversity of mammals.

Which of the Following Statements Best Describes the Fossil Record