The mammal which is known to migrate seasonally in search of favourable climatic conditions and food is:

Options

A. Siberian crane
B. Reindeer
C. African elephant
D. toucan

Answer

To answer the question about the mammal known to migrate seasonally in search of favorable climatic conditions and food, we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Options**: The options given are Siberian Crane, Rhine Deer, African Elephant, and Toucan.

2. **Understand the Definitions**:
- **Migration** refers to the seasonal movement of animals from one region to another in search of food or better living conditions.
- **Mammals** are warm-blooded vertebrates that have hair or fur and typically give live birth.

3. **Analyze Each Option**:
- **Siberian Crane**: This is a bird, not a mammal, and is known for migrating from Siberia to warmer regions during winter.
- **Rhine Deer**: This is a mammal, and they are known to migrate in search of food and better climatic conditions.
- **African Elephant**: This mammal does not migrate seasonally; they tend to stay in their habitats.
- **Toucan**: This is also a bird and does not migrate seasonally.

4. **Determine the Correct Answer**: Based on the analysis, the Rhine Deer is the mammal that migrates seasonally in search of favorable climatic conditions and food.

### Final Answer:
The mammal which is known to migrate seasonally in search of favorable climatic conditions and food is the **Rhine Deer**.

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