On Wednesday, March 16, 2022 at 11:40:14 PM UTC-4, Primum Sapienti wrote:
https://en.wikipedia.org/wiki/Irish_elk
"The skull and mandible of the Irish elk exhibit substantial thickening (pachyostosis),
with the early and complete obliteration of cranial sutures."
Obviously the Irish elk was diving face-down while the saiga was backfloating snorkel-up!
Ungulate tag-team synchronized swimming 'aquanasal' ballet!!
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