A top (a), rear (b), bottom (c) and front (d) view of the vertebra discovered at 'Ubeidiya. Credit: Dr. Alon Barash, Bar-Ilan University A new study led by researchers from Bar-Ilan University, Ono ...
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Lumbar spine anatomy and function

Medically reviewed by Jennifer Steinhoff, MD Key Takeaways The lumbar spine includes five vertebrae that help with mobility and stability.Lumbar vertebrae are larger because they carry the load from ...
Q: What can living animals tell us about the behavior of extinct animals that we otherwise only know from fossils? A: When you look at the fossil record, all you have really is a pile of bones. It's a ...