Here are a few descriptions for the WordPress post tag “動物嗅覺” (“Animal Smell” or “Animal Olfaction”) in Traditional Chinese, each with a slightly different focus:

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

> **描述：** 探索動物世界中嗅覺的奧秘。了解不同動物如何利用敏銳的嗅覺來感知世界、尋找食物、辨識危險以及尋求伴侶。
>
> **Translation:** Explore the mysteries of smell in the animal kingdom. Learn how different animals use their keen sense of smell to perceive the world, find food, identify danger, and find mates.

**Why it’s good:**

* Concise and to the point.
* Covers key aspects of animal olfaction.
* Suitable for a broad audience.

**Option 2 (Focus on Examples):**

> **描述：** 我們來深入認識動物的嗅覺世界！從狗狗靈敏的鼻子追蹤線索，到鯊魚在水中捕捉獵物的嗅覺，再到蝴蝶尋找花蜜的嗅覺，探索不同動物如何利用嗅覺生存。
>
> **Translation:** Let’s delve into the animal sense of smell! From dogs’ sensitive noses tracing clues, to sharks’ sense of smell capturing prey in the water, and to butterflies’ search for nectar, explore how different animals use their sense of smell to survive.

**Why it’s good:**

* More engaging with specific examples.
* Provides a glimpse of the variety in animal olfaction.
* Easily captures audience attention.

**Option 3 (Focus on Scientific Aspects):**

> **描述：** 深入研究動物嗅覺，了解其生理機制和進化的奧秘。探索動物如何透過嗅覺神經系統、嗅覺受體、感官通路等，來感知和辨識不同氣味。
>
> **Translation:** Delve into animal olfaction and learn about its physiological mechanisms and evolutionary mysteries. Explore how animals perceive and identify different smells through the olfactory nervous system, olfactory receptors, and sensory pathways.

**Why it’s good:**

* More suitable for a more scientific or specialized audience.
* Provides good keywords for related content.
* Encourages deeper understanding of the science involved.

**Option 4 (Simple & Beginner-Friendly):**

> **描述：** 動物嗅覺：認識動物是如何聞到氣味的！了解動物如何用鼻子和嗅覺來生活和寻找东西。
>
> **Translation:** Animal Smell: Learn how animals smell! Understand how animals use their noses and sense of smell to live and find things.

**Why it’s good:**

* Simple and easy to understand for a broader audience, particularly children or those new to the topic.
* Focuses on core concepts.

**How to Use in WordPress:**

1. **Go to your WordPress Dashboard.**
2. **Navigate to “Posts” -> “Tags” (or “Categories” if you used categories.)**
3. **Find the “動物嗅覺” tag (or create a new one if you haven’t).**
4. **In the “Description” field, paste your chosen description.**
5. **Click “Update” or “Add New Tag” (depending on your WordPress version).**

Choose the description that best reflects the type of content you will be tagging and the audience you are trying to reach. Good luck!