Here are a few options for a WordPress post_tag description for “動物福利” in Traditional Chinese, ranging in length and detail:

**Option 1 (Short & Sweet):**

* **Description:** 關注動物的權益和福祉，推廣友善對待動物的理念。
* **Translation:** Focus on animal rights and well-being, promoting the idea of treating animals kindly.

**Option 2 (Slightly More Detailed):**

* **Description:** 探索動物福利相關議題，包括飼養、保護、救援、以及動保立法。
* **Translation:** Explore issues related to animal welfare, including animal husbandry, protection, rescue, and animal protection legislation.

**Option 3 (More Informative):**

* **Description:** 這個標籤下的文章關注動物福利，涵蓋不同領域，例如：實驗動物保護、屠宰場改善、流浪動物收容與領養、動物表演倫理、以及人與動物的共處方式。讓我們一起關注，為動物發聲。
* **Translation:** Articles under this tag focus on animal welfare, covering different fields, such as: protecting laboratory animals, improving slaughterhouses, animal shelter and adoption, the ethics of animal performances, and ways of coexistence between humans and animals. Let us work together to pay attention and speak out for animals.

**Option 4 (Focus on Action):**

* **Description:** 關心動物嗎？這裡有關於動物福利的最新資訊，以及您可以如何做出貢獻，支持動物權益和改善動物的生活。
* **Translation:** Do you care about animals? Here’s the latest information on animal welfare and how you can contribute to supporting animal rights and improving animal lives.

**Which one to choose will depend on your website’s audience and how detailed your tags usually are. Consider:**

* **The overall tone of your website.**
* **The length of tag descriptions you’ve used previously.**
* **The scope of content you intend to cover with this tag.**

I recommend starting with Option 2 or 3 if you expect you’ll have a diverse range of posts tagged with “動物福利”. Option 1 is good for a concise summary. Option 4 is great if you aim to inspire action. You can adjust the wording to best fit your specific needs.