What's the difference between další and jiný?
Další is "another" in the sense of "one more", "next", "further". Jiný is "another" in the sense of "different", "other".
proč nejde "a next animal"?
I would try to explain it like this: Only one thing can be "next," so the article used should be the definite article "the," not the indefinite article "a."
What is the difference between zvířata and zvíře
plural and singular, you can easily find this kind of information in our Tips and notes and directly in https://wiktionary.org for each word.
What I dont understand is that difference between zviře and zviřata
Read the existing discussion first, please, and see the Tips and notes.
singular vs. plural, an animal vs. animals