The baby bunny was born 1 day before and had some fur, grass, and afterbirth stuck to it!
兔子是一天前出生的，但是他被毛、草、胎衣粘住了！
Retention of the afterbirth of the cow is the comm on disease to seriously affect the economy mileage.
文摘：奶牛的胎衣不下，是严重影响奶牛经济效益的常见病。
The last stage of the birth process involves the delivery of the placenta, which is now called the afterbirth.
分娩的最后一个阶段是胎盘的出来。
In traditional view, in neonatal females of most mammalian, oocyte pool with a finite number of oocytes is set, and the pool will not self-renew afterbirth.
传统观点认为雌性哺乳动物在出生时卵母细胞池中存在一定数目的卵母细胞，出生后不会进行卵母细胞的更新。
The structure of placenta and unsuitable raising management often lead to retention of the afterbirth which it brings to the greatest loss of the reproduction of cow industry.
牛属于子叶型胎盘，这种胎盘的结构特点和饲养管理的不当，常常导致奶牛胎衣不下发生，给乳牛业的生产繁殖带来极大损失。
The structure of placenta and unsuitable raising management often lead to retention of the afterbirth which it brings to the greatest loss of the reproduction of cow industry.
牛属于子叶型胎盘，这种胎盘的结构特点和饲养管理的不当，常常导致奶牛胎衣不下发生，给乳牛业的生产繁殖带来极大损失。
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