anestrus


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Related to anestrus: proestrus, monoestrous

anestrus

[a′nes·trəs]
(vertebrate zoology)
A prolonged period of inactivity between two periods of heat in cyclically breeding female mammals.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
The incidence of anestrus, ovarian cysts, metritis and repeat breeding in group IC cows was 35.38, 9.23, 15.38 and 40.0 percent respectively for camp 1 and 26.08, 11.59, 10.14 and 52.17 percent respectively for camp 2 respectively.
Ahuja, "Body condition and suckling as factors influencing the duration of postpartum anestrus in cattle: A review," Animal Reproduction Science, vol.
Anestrus refers to a nonbreeding period when estrus and ovulation do not occur and the female resists males' attempts at mating.
Clinical signs associated with hypothyroidism include lethargy, weight gain, cold intolerance, dermatitis, otitis, alopecia, muscle weakness, hyperpigmentation, bradycardia, anestrus, and infertility.
The mare usually goes into winter anestrus between November and February or March.
Anestrus (ahn-ehs-truhs) An extended period of sexual inactivity in animals that are seasonally polyestrous or monestrous.
Henao G, Olivera-angel M, Maldonado-Estrada JG (2000) Follicular dinamics during postpartum anestrus and the first estrous cycle in suckled or non-suckled Brahman (Bos indicus) cows.
The problems include anestrus, a condition in which a female never goes into heat; persistent estrus, in which the animal is always behaving as if it is in heat, with the result that the owner can't determine the appropriate time for breeding; a female's refusal to mate with a male, although showing all of the behavioral signs of readiness; and females whose heat cycles are normal but who never become pregnant after mating.