Here are a few description options for the WordPress post tag “貓的祖先” (Māo De Zǔxiān – Ancestors of Cats) in Traditional Chinese, ranging in length and detail:

**Option 1: Short and Concise**

> 探索貓咪神秘的祖先，了解牠們的演化歷程。
>
> *Translation:* Explore the mysterious ancestors of cats and understand their evolutionary journey.

**Option 2: Slightly More Informative**

> 追溯貓咪家族的起源，深入了解牠們的野生祖先，以及牠們如何演變成我們現在所珍愛的家貓。 包括古老的物種、化石發現，以及貓科動物的進化故事。
>
> *Translation:* Trace the origins of the cat family, delving into their wild ancestors and how they evolved into the beloved domestic cats we know today. Includes ancient species, fossil discoveries, and the evolutionary story of felines.

**Option 3: Emphasis on Knowledge and Interest**

> 對貓咪起源充滿好奇？ 這裡彙集了關於貓咪祖先的知識，深入研究牠們的演化、化石證據、以及貓科動物譜系。 一起揭開牠們的神祕面紗吧！
>
> *Translation:* Curious about the origins of cats? Here’s a collection of knowledge about the ancestors of cats, delving into their evolution, fossil evidence, and feline lineage. Let’s uncover their mystery together!

**Option 4: More Engaging, Suitable for a Blog**

> 貓咪的歷史遠比你想像的更令人著迷! 透過我們的文章，探索貓的祖先，了解牠們如何從野性生物轉變成我們忠誠的伴侶。 深入了解牠們的祖先物種，探索化石，並發現貓科動物演進中的迷人故事。 準備好迎接貓咪世界的驚奇吧！
>
> *Translation:* The history of cats is more fascinating than you might imagine! Through our articles, explore the ancestors of cats, understand how they transformed from wild creatures to our loyal companions. Delve into their ancestral species, explore fossils, and discover the captivating stories within the evolution of felines. Get ready for the wonders of the cat world!

**Choosing the Best Option:**

* **Consider your Audience:** Who are you writing for? Are they casual readers, serious researchers, or a blend?
* **Length of Content:** Try to have the description reflect the expected complexity of the articles tagged. If it covers a lot of broad topics, a more informative description is beneficial.
* **Keywords:** Ensure the description uses terms like “祖先 (zǔxiān – ancestors)”, “演化 (yǎnhuà – evolution)”, and possibly some cat-specific terms in the articles. This helps with search engine results.

**How to use this in WordPress:**

In your WordPress admin panel, when adding or editing a tag, there’s usually a space for a *Description*. Simply paste one of these options there. Make sure to save the tag. This description will sometimes show up in your blog’s tag archive page or in your SEO plugins.