Assertion: estrus | /r/HasProperty | silent
Facets:
value: for many dogs
type: TRANSITIVE-OBJECT
Source sentences:
text: Since the progesterone is needed to induce the estrogen receptors, the estrogen are receptors are absent and heat is silent.
text: Responding ewes commonly ovulate within 48 hr of ram introduction but usually are not receptive, ie, the estrus is silent.
text: It should be noted that introduction of a male during late anestrus will often stimulate ovulation in about 6 days; however, this cycle will generally be without clinical signs of estrus (silent heat).
text: For many dogs, the first heat is 'silent' or does not have clinical signs associated with estrus.