And the medieval age of fish came to a close.

鱼的中世纪时代结束了。

These formidable predators would give the period its nickname: The Age of Fish.

这些可怕的食肉动物给这一时期起了个绰号：鱼的时代。

New research shows what that great disaster led to: a modern age of fish.

新的研究表明， 这场大灾难导致了什么：现代鱼类时代。