Explaining Nature on Instagram: "The polar bear is far bigger than most people realize. Adult males can stand nearly 3 meters tall and weigh up to 700 kg, yet they glide over fragile sea ice with incredible balance. Their massive paws spread their weight like natural snowshoes, while sharp claws grip the ice like climbing tools, keeping them steady in extreme conditions. Habitat: They dominate the frozen edges of the Arctic — Greenland, Canada, Alaska, and Russia. Sea ice isn’t just where they h

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