^

牙齒在狗

牙齒上的礦物質對寵物來說是個大問題。另外,牙垢的存在會引起其他嚴重的並發症。

幾千年來,狗一直生活在一個男人旁邊,幾百年來忠實地服務著他,守著住宅和牛群,從山上積雪的殘骸中救出,幫助視障人士走上街頭。對於很多單身的人來說,狗變成親密的朋友,往往是唯一的朋友。

狗是驚人的動物。成年犬的智力能力使他們能夠理解超過150種不同的命令,動作,甚至是其主人的面部表情。小狗的氣味幫助她如此巧妙地感受到這個世界,並通過氣味棱鏡看到它,一個男人應該承認:在這條狗比我們更完美。在鼻子裡,這隻狗有3億個嗅覺感受器,而人類則小50倍。狗的大腦中分析氣味的部分比人類大40倍。

本節熱門文章

Translation Disclaimer: For the convenience of users of the iLive portal this article has been translated into the current language, but has not yet been verified by a native speaker who has the necessary qualifications for this. In this regard, we warn you that the translation of this article may be incorrect, may contain lexical, syntactic and grammatical errors.
You are reporting a typo in the following text:
Simply click the "Send typo report" button to complete the report. You can also include a comment.