Here are a few options for the WordPress post_tag description, targeting different potential audiences and purposes:

**Option 1: Concise & Informative (General)**

* **Description:** 了解候鳥 migration 的行為模式與特性，包含牠們的遷徙路線、食性、以及在不同環境下的生存應對。
* **Translation:** Learn about the migratory behaviors and characteristics of migratory birds, including their migration routes, diet, and survival strategies in different environments.
* **Use Case:** Suitable for a wide audience, providing a quick overview.

**Option 2: Focus on Birdwatching/Naturalists**

* **Description:** 有關候鳥習性的深入探索，包括牠們的繁殖、越冬、遷徙策略，以及如何觀察和保育這些令人著迷的鳥類。 提供給觀鳥者、自然愛好者，以及對候鳥保育有興趣的朋友。
* **Translation:** In-depth exploration of the migratory habits of birds, including their breeding, wintering, migration strategies, and how to observe and conserve these fascinating birds. For birdwatchers, nature enthusiasts, and anyone interested in the conversation of migratory birds.
* **Use Case:** Tailored to a more informed audience, emphasizing observation and conservation.

**Option 3: Focused on Environmental Issues**

* **Description:** 探討候鳥遷徙與環境變化之間的關係。了解棲息地破壞、氣候變遷等因素如何影響牠們的生存，以及我們可以做些什麼來保護這些候鳥.
* **Translation:** Examining the relationship between avian migration and environmental change. Understand how habitat destruction, climate change, and other factors affect their survival, and what we can do to protect these migratory birds.
* **Use Case:** Focuses on the environmental context, appealing to readers concerned about conservation.

**Option 4: Practical (For Blog Editors) – Internal Note**

* **Description:** 此標籤用於標記包含候鳥習性相關的貼文。涵蓋牠們的生物學、遷徙模式、以及保育策略等內容。 請確保相關貼文都使用此標籤。
* **Translation:** This tag is used to categorize posts related to the habits of migratory birds. This content may cover the bird’s biology, migration patterns, and conservation activities. Please ensure all related posts use this tag.
* **Use Case:** For blog management, internal use; ensuring tag consistency.

**Key Considerations When Choosing:**

* **Target Audience:** Who are you trying to reach?
* **Blog Post Content:** What topics are covered in posts using this tag?
* **SEO:** Include relevant keywords like 遷徙 (migration), 鳥類 (birds), 觀察 (observation), 保育 (conservation), and specific bird types (when relevant)

I recommend Option 1 or 2, as they’re very informative. You can adjust language or use the translation in other options to customize the tag to your needs. Remember to choose the description that *best reflects your blog’s content and goals*. Good luck!