Multiple choice

What color eyes do reindeer have in the winter?

  1. Brown

  2. Green

  3. Yellow

  4. Blue
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Reindeer eyes change color from gold/brown in the summer to deep blue in the winter. This adaptation helps them see better in the continuous darkness of the Arctic winter by increasing the sensitivity of the retina.

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