No difference. You can use 喵星人 instead of 猫, and it sounds really cute. It's just because the mew of a cat is “喵” in Chinese. And 喵星人 describes "people" from the planet where they all communicate with “mew”...That's what a cat does.
The Language Level symbol shows a user's proficiency in the languages they're interested in. Setting your Language Level helps other users provide you with answers that aren't too complex or too simple.
Has difficulty understanding even short answers in this language.
Can ask simple questions and can understand simple answers.
Can ask all types of general questions and can understand longer answers.
Can understand long, complex answers.
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