Each year, about 2.2 million bone-grafting procedures are performed worldwide, the gold standard of care being autografting, which uses the patient's own bone for tooth implantation and to repair and reconstruct parts of the mouth, face and skull.
source https://www.sciencedaily.com/releases/2024/09/240926132127.htm
'Feathered dragon' has some of the longest tail feathers ever found on a
fossil bird
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Birds have all kinds of fancy decorations for attracting mates—male
peacocks have a fan of feathers accented with shimmering blue eye-spots,
birds of parad...
4 hours ago
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