哺乳动物的牙齿
<正> 哺乳动物都长着牙齿,它们不但数量不同,形状也各不一样。牙齿的名称很多,一般分为门齿、犬齿和臼齿。拿我们人类来说,在我们嘴里从前往后长有门牙、犬牙、槽牙,它们就分别是门齿、犬齿和臼齿。犬牙又有人叫它狗牙。牙齿中除臼齿一经长成...
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Main Author: | 周树森 |
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Format: | Article |
Language: | zho |
Published: |
Editorial Department of Chinese Journal of Wildlife
1988-01-01
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Series: | 野生动物学报 |
Online Access: | http://ysdw.nefu.edu.cn/thesisDetails#10.19711/j.cnki.issn2310-1490.1988.02.032 |
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