Bats had colonized the ruins.

蝙蝠聚居在这片废墟上。

Most bats navigate by echolocation.

大多数蝙蝠通过回声定位飞行。

At dusk bats appear in vast numbers.

蝙蝠于傍晚时分大批出现。

These bats are sometimes misleadingly referred to as 'flying foxes'.

这些蝙蝠有时被误称为“飞狐”。

Some bats live in trees, too.

有些蝙蝠也生活在树上。