1 sentence

1. 目前有21种喙鲸，但没有太多关于它们的信息。

   mù​qián yǒu21 zhǒng huì​jīng, dàn méi​yǒu tài​duō guān​yú tā​men de xìn​xī.

   There are currently 21 species of beaked whales, but there isn’t much information about them.

   Source: CCMatrix