bluesboy23 2022-11-13

北極熊又稱白熊，是在北極裡生長的熊，它是陸上最龐大的肉食動物。在它生存的空間裡，它是食物鏈最頂層。它擁有極厚的脂肪及毛髮來保暖，其白色的外表在雪白的雪地上是良好的保護色，而且它可以在陸上及海上捕捉食物，因此它能在北極這種極嚴酷的氣候裡生存。

Polar bears， is also called arctic bear in the arctic grows， it is the largest predator on land。 In its existent space， it is the topmost food chain。 It has thick fat and hair to stay warm， its white appearance on white snow is good protective coloration， and it can on land and sea， so it can catch food in the arctic this extremely harsh climate survive。