有些袋鼠，比如一些树袋鼠，也是我最喜欢的那种，现在正濒临灭绝；但另外一些种类，比如红袋鼠和灰袋鼠，现在因繁殖过多而被当成祸害。

Some, such as several tree kangaroos, my particular favourite, are threatened with survival, but others, like the grey and red kangaroos, have flourished and are now considered to be pests.

youdao

有些袋鼠，比如一些树袋鼠，也是我最喜欢的那种，现在正濒临灭绝；但另外一些种类，比如红袋鼠和灰袋鼠，现在因繁殖过多而被当成祸害。

Some, such as several tree kangaroos, my particular favourite, are threatened with survival, but others, like the grey and red kangaroos, have flourished and are now considered to be pests.

youdao