describe 'rut in animals; heat'. In British English, the spelling is oestrus or (rarely) œstrus. In all English spellings, the noun ends in -us and the adjective...

Oestrus ovis, the sheep bot fly, is a widespread species of fly of the genus Oestrus. It is known for its parasitic predation and damage to sheep, deer...

Oestrus is a genus of bot flies, from the family Oestridae The genus includes the sheep bot fly (O. ovis Linnaeus, 1758) that is a major pest in the Australian...

In Greek mythology, Oestrus or Oistros (Ancient Greek: Οἴστρῳ, meaning 'gadfly' or 'sting') was one of the leaders of the satyrs who joined the army of...

Exorista Species: E. sorbillans Binomial name Exorista sorbillans (Wiedemann, 1830) Synonyms Tachina sorbillans Wiedemann, 1830 Oestrus bombycis Louis, 1880...

Schaik, C. P.; Launhardt, K.; Winkler, P.; Hodges, J. K. (2001). "Loss of oestrus, concealed ovulation and paternity confusion in free-ranging Hanuman langurs"...

Some sources wrote that queen refers to unspayed cats that are in an oestrus cycle. Grosskopf, Shane (23 June 2022). "What is a Female Cat Called? A...

other is a female in oestrus (on heat); "bulling" is commonly used as a term for a female in oestrus. Female cattle in oestrus may mount any adult cattle...

those of the common chimpanzee. However, female bonobo oestrus periods are longer. During oestrus, females undergo a swelling of the perineal tissue lasting...

into oestrus more frequently, perhaps because the photoperiod stimulus breaks down under conditions of artificial lighting. Canids have an oestrus period...

individual to pick up information on another's identity. A tigress in oestrus will signal her availability by scent marking more frequently and increasing...

year. A few days to a month later, mares can return to oestrus. In harem-holding species, oestrus in a female becomes less noticeable to outside males as...

although the number of females in oestrus varies seasonally in a group. Female chimpanzees are more likely to come into oestrus when food is readily available...

A cow "bulling" during oestrus....

Gasterophilus Species: G. intestinalis Binomial name Gasterophilus intestinalis de Geer 1776 Synonyms Oestrus intestinalis de Geer 1776 Oestrus equi Clark 1797...

achieve peaceful interactions through the emission of this sound. When in oestrus, a female emits a chirp. In hostile confrontations or during fights, the...

Both sexes become sexually mature when they are one to two years old. Oestrus in females lasts one to four days; it typically occurs once or twice a...

stage: anoestrus, pre-oestrus, oestrus/birth, post-birth. Changes can be made to the appearance of the pouch by inducing oestrus. For more about the nature...

anestrous, anestrus, anoestrus, estrogen, estrogenic, estrus, oestrone, oestrus ogdo- eighth Greek ὄγδοος (ógdoos), ὀγδοάς, ὀγδοάδος (ogdoás, ogdoádos)...

obstinate and more intelligent than donkeys.: 5  A female mule that has oestrus cycles, and so could, in theory, carry a foetus, is called a "molly" or...

males are tending bonds with females near oestrus, smaller males will tend to females that are farther from oestrus. Dominant males can avoid having to sort...

capable of producing pups every year, one litter annually being the average. Oestrus and rut begin in the second half of winter and lasts for two weeks. Dens...

the satyrs who joined the army of Dionysus in his campaign against India Oestrus Nonnus, Dionysiaca one of the leaders of the satyrs who joined the army...

during the rut, often while scent-marking with urine or dung. Females enter oestrus up to four times a year, and females are receptive only for a few hours...

distinct seasonal change in displaying oestrus, conception rate, and calving rate. The age at the first oestrus of heifers varies between breeds from 13...

A cow "bulling" during oestrus...

15–18 years in the wild. In captivity they can live for up to 25 years. Oestrus typically lasts five to eight days, and males tend not to seek out another...

Controlled internal drug release (CIDR) devices are used in livestock for the synchronization of estrus. They are T-shaped devices with a silicone-coated...

sexual reproduction proceeds. Bulls will fight one another to get access to oestrus cows. Strong fights over access to females are extremely rare. Bulls reach...

Females come into oestrus on average every three to four years, with a full range of 2.4 to 5.7 years. The urine markings of a female in oestrus can attract...