Last Updated:2025/12/04
The fossilized jawbone suggested the spinosauroid had a semi-aquatic lifestyle unlike other large theropods.
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The fossilized jawbone suggested the spinosauroid had a semi-aquatic lifestyle unlike other large theropods.
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化石化した下顎骨は、スピノサウロイデア上科に属する恐竜が他の大型獣脚類とは異なり半水生の生活様式を持っていたことを示唆していた。