There are many endangered species.

Source: Tatoeba

If we don't make the utmost effort to protect the rainforests, many of the rare species in them will become extinct.

Source: Tatoeba

It is an endangered species.

Source: Tatoeba

It is an endangered species.

Source: Tatoeba

In England, parks taking rare breeds of animals as their theme are becoming increasingly popular with people.

Source: Tatoeba