Following the reptilian extinctions at the close of the Mesozoic, two groups of mammals, the marsupials and ________, evolved.

🎲 Try a Random Question  |  Total Questions in Quiz: 42  |  🧠 Study this quiz with Flashcards
This question is part of a full practice quiz:
Earth Science 101 Practice Test: Earth's Evolution through Geologic Time — practice the complete quiz, review flashcards, or try a random question.


Following the reptilian extinctions at the close of the Mesozoic, two groups of mammals, the marsupials and ________, evolved.