Why do dogs, bears, raccoons, and even walruses have a baculum—but humans don’t? 🦴In this video, we’re diving into the fascinating evolution of the baculum, why so many mammals have one, and the leading theories for why humans lost ours. Evolution has some pretty strange stories… and this is definitely one of them.#LearnOnTikTok #EduTok #learnontiktokcontest

Most people assume the human skeleton follows a standard blueprint, but subtle variations can tell a different story. A sternal foramen is a small hole that forms in the breastbone when the sternum doesn't completely fuse during development. Often unnoticed throughout life, it rarely causes symptoms and is usually discovered by chance. Yet for anatomists, archaeologists, and forensic experts, this tiny opening can be significant. What appears unusual at first glance is not evidence of trauma or

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