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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 ...
While all types of ancient remains are valuable to science, teeth— protected by enamel, the hardest substance in the body—are more likely to survive the ravages of time, pressure, and erosion. In fact ...