发布网友 发布时间:2022-10-08 09:54
共2个回答
热心网友 时间:2023-11-09 00:21
Living mainly in the Earth's southern hemisphere, now known to the world a total of 18 kinds of penguins. Features that can not fly; legs was born in the lower part of the body, it was upright posture; toes webbed; plantigrade sex (other birds in order to toe the ground); forelimbs into flippers; feathers short, in order to rece friction and turbulence; feathers between the retained a layer of air for insulation. Back in black, belly white. The main difference is that the various kinds of color head-and body size.热心网友 时间:2023-11-09 00:22
企鹅[qǐ é]参考资料:以上内容来源于:《新汉英大辞典》