sand_cloud | INSTAGRAM | DEC 16

#savethefishies Fact #48 💡 Unlike most sea mammals—which rely on blubber to stay warm—penguins survive because their feathers trap a layer of warm air next to the skin that serves as insulation, especially when they start generating muscular heat by swimming around. 🐧 #sandcloud Thanks: 📸 @yongyut Kumsri @oceana