Hesperornis regalis

黄昏鸟，白垩纪晚期的古鸟类。是不会飞行的潜水鸟，具有牙齿，完全适应水生生活，发现于北美内陆海道。

食性与取食

Piscivore

Hesperornis regalis 是鱼食性恐龙。鱼食性恐龙通常生活在水源附近，具有细长的吻部和圆锥形牙齿等专门适应捕鱼的特征。

Cretaceous Late Mesozoic 代

Hesperornis regalis 生活在距今约 100.5 至 66.0 百万年前的 Mesozoic 代 Cretaceous Late 纪。

恐龙时代的最终篇章，出现了霸王龙、三角龙、伶盗龙等标志性物种。恐龙在奇克苏鲁陨石撞击终结中生代之前达到了多样性顶峰。

Canada

地质时代	Cretaceous Late
食性	Piscivore

When did Hesperornis regalis live?

Hesperornis regalis lived during the Cretaceous Late period (Mesozoic Era, 100.5–66.0 million years ago).

What did Hesperornis regalis eat?

Hesperornis regalis was a piscivore.

Where were Hesperornis regalis fossils found?

Fossils of Hesperornis regalis were found in Canada.

Data verified 三月 2026

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