松鼠

huī sōng shǔ

灰松鼠

a grey squirrel

sōng shǔ de wěi ba zài bǎo chí píng héng fāng miàn hěn yǒu bāng zhù

松鼠的尾巴在保持平衡方面很有帮助。

The squirrel's tail is of considerable assistance in balancing.