动物的身体类群
Animal Body Groups
描述并比较常见动物类群（鱼类、两栖动物、爬行动物、鸟类、哺乳动物）的外部身体结构。
Describe and compare the external body structure of common animals across groups (fish, amphibians, reptiles, birds, mammals)
学习证据 / Evidence
- 描述至少三个动物类群的关键结构特征（如鳞片、羽毛、皮毛）
- 比较两个不同类群的动物，指出至少两处不同
- 描述动物时能正确使用“翅膀”“鳍”“腿”“尾巴”等词语
- Describe key structural features of at least three animal groups (e.g. scales, feathers, fur)
- Compare two animals from different groups, noting at least two differences
- Use words like 'wings', 'fins', 'legs', 'tail' correctly when describing an animal
评估问题 / Assessment
{{name}}能描述鱼的身体与鸟的身体有什么不同，并解释鳞片、羽毛或鳍这些特征吗？
Can {{name}} describe how a fish's body is different from a bird's body and explain features like scales, feathers, or fins?