1 The name kangaroo is used broadly to include all species within the super-family of macropods. 2  The species are grouped into two families:  The Macropodidae include kangaroos, wallabies, wallaroos, pademelons, tree kangaroos and forest wallabies.
Mandarin is commonly referred to as Chinese, but in fact it is just one Chinese language of many. Mandarin is the most common Chinese language, and is also the official language of Mainland China, Taiwan, and one of the official languages of Singapore.
For the best answers, search on this site https://shorturl.im/axv9U. Pinyin is Mandarin. Pinyin is a method of writing Mandarin Chinese using the Roman alphabet. It is not a different language. It is not used much in China, but is helpful for learners. Children learn it but soon switch to Chinese characters.