Discovery of a 160-million-year-old fossil represents a new milestone in early mammal evolution
125-million-year-old mammal fossil reveals th | EurekAlert!
Face-to-face with the earliest ancestor of all placental mammals | Nature
Race to find world's oldest mammal fossils le | EurekAlert!
Evolution of mammals - Wikipedia
Fossil of ancient hairy creature offers clues to mammal ancestors
A 225 million-year-old mammal is the oldest ever identified | CNN
Morganucodon | Evolutionary History & Characteristics | Britannica
215-Million-Year-Old Fossil from Greenland Sheds Light on Origin of Mammals | Paleontology | Sci-News.com
This 'Cretaceous furball' could be the oldest mammal ever found - CSMonitor.com
Earliest-Known Winged Mammal Relatives Discovered In China : The Two-Way : NPR
Oldest mammal is found: — Harvard Gazette
Mammal evolution: How ancient fossils are revealing the secrets of our earliest ancestors - BBC Science Focus Magazine
9 Oldest Mammals in the World - Oldest.org
Oldest cavities ever found in a mammal betray a prehistoric sweet tooth
Dramatic fossil shows pugnacious mammal attacking a dinosaur | Reuters
Fossil redefines mammal history - BBC News
Perfectly preserved fossil shows ancient mammal's internal organs, fur, and ringworm infection - ABC News
The Oldest Mammals Ever Found - A-Z Animals
Fish fossil contains oldest preserved brain | CTV News
10: The Eocene; Georgia's Oldest Mammals - Supporting Science Education in Georgia
Oldest mammal is found: — Harvard Gazette
Fossils of Our Ancient Mammal Ancestors Found in Dorset
How the earliest mammals thrived alongside dinosaurs
The Oldest Mammals Ever Found - A-Z Animals
