Shark is eurythermal while polar bear is stenothermal. What is the advantage the former has and what is the constraint the later has ?

Explanation

**Step-by-Step Solution:**

1. **Understanding Eurythermal and Stenothermal:**
- Eurythermal organisms are those that can tolerate a wide range of temperatures. This adaptability allows them to thrive in various environmental conditions.
- Stenothermal organisms, on the other hand, have a narrow range of temperature tolerance. They are specialized to live in specific temperature ranges.

2. **Example of Eurythermal - Shark:**
- Sharks are classified as eurythermal because they can survive in both warm and cold waters. This ability allows them to inhabit diverse marine environments, from tropical seas to colder oceanic regions.
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