Hesperornithidae

† Hesperornithidae——产自加拿大的晚白垩纪分类群。发现于加拿大；有助于当地古动物群记录。

食性与取食

Carnivore

Hesperornithidae 是肉食性捕食者。肉食性恐龙是配备了锋利牙齿和爪子的积极猎手或食腐动物。它们占据了各自生态系统食物链的顶端。

Cretaceous Late Mesozoic 代

Hesperornithidae 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	Carnivore

When did Hesperornithidae live?

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

What did Hesperornithidae eat?

Hesperornithidae was a carnivore.

Where were Hesperornithidae fossils found?

Fossils of Hesperornithidae were found in Canada.

Data verified 三月 2026

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