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Mouse Pregnancy : week by week 2021 ! Mouse Health ! Pet Care<br>https://youtu.be/rGa5RI8QHyk<br>=======================*****========================<br>Subscribe our channel = https://goo.gl/2nNFaL<br>=======================*****========================<br>The estrous cycle in female mice is typically 4-5 days long and is divided into four phases: proestrus, estrus, metestrus and diestrus. Females can only become pregnant when ovulation occurs (during estrus). Estrus lasts only about 15 hours, and ovulation usually occurs during the middle of the dark cycle.<br><br>#MousePregnancy<br>#MousePregnancy2021<br>#MousePregna
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