Consider the following statements regarding Sea Otters: 1. Sea otters are nocturnal marine mammals primarily found in the northern Pacific Ocean. 2. They play a critical role in maintaining kelp forest ecosystems by preying on sea urchins. 3. Unlike most marine mammals, sea otters rely on blubber for insulation in cold waters. Which of the statements given above is/are correct? |ForumIAS

[A] 1 and 2 only

[B] 2 only

[C] 1 and 3 only

[D] 1, 2 and 3

Answer: B

Notes:

Explanation:

Statement 1 is incorrect: Sea otters are not strictly nocturnal; they are active both during the day and night depending on environmental conditions.
Statement 2 is correct: Sea otters help control sea urchin populations, which helps maintain healthy kelp forests.
Statement 3 is incorrect: Sea otters do not rely on blubber; instead, they have the densest fur in the animal kingdom, which traps air and provides insulation.