Estrous Cycle |
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| Cycle, Estrous; Cycles, Estrous; Estrous Cycles | |
| The period of cyclic physiological and behavior changes in non-primate female mammals that exhibit ESTRUS. The estrous cycle generally consists of 4 or 5 distinct periods corresponding to the endocrine status (PROESTRUS; ESTRUS; METESTRUS; DIESTRUS; and ANESTRUS). | |