part_of estrus cycle diestrus 2014-05-15T18:29:26Z A period of sexual quiescence that intervenes between two periods of estrus in females of non-primate mammalian species between. In general during diestrus blood levels of estrogens are minimal, progesterone levels are high and the physiological state in the uterus is most conducive for implantation and growth of the developing fetus. XCO:0000449 diestrous experimental_condition_ontology jsmith