THE work under notice 1 is designed, primarily for medical students, as a guide to a course of practical work in mammalian comparative anatomy and histology, to accompany a series of lectures on ...

Key Takeaways on the First Mammal According to most experts, the first mammal was Morganucodon, a small, shrew-like rodent that appeared during the Jurassic Period, approximately 200 million years ...

Scientists have identified the earliest known mammal – a small shrew-like animal that lived 225 million years ago. The species, Brasilodon, had previously been categorized differently, but new ...