The late onset of ovarian activity in mature cattle raised under tropical conditions is the major setback impeding a sound reproductive performance needed for the increasing demand of Livestock products in the area. The ...

Lack of accuracy in estrus detection in cattle is a major constraint affecting the implementation of techniques such as artificial insemination (Al) and embryo transfer (ET). For this reason clinicians have opted to ...

The most common side effects following administration of antiepileptic drugs involve alterations in sleep architecture and varying degrees of daytime sleepiness. Oxcarbazepine is a drug that is approved as monotherapy for ...

We document a case in which the mating plug of the scorpion Vaejovis punctatus seems correlated with a reduction in female sexual receptivity. We used two morphological and behavioral analyses. The mating plug was dissected ...

Sexual selection models suggest that female choice is based on male traits that indicate their genetic or environmental condition, consequently enhancing her reproductive success by direct or indirect benefits. We investigated ...

The effect of Synchro-mate-B (SMB) was measured on the estrous response and the establishment of cyclicity using different calf stimuli. Multiparous Zebu cows, were divided in three groups. In the first, 32 animals were ...

To identify which of the behavioural signs occurring around oestrus might be relevant for improving oestrous detection and to identify a possible pattern among these signs for use in predicting mounting behaviour in Bos ...

The effect of estrogen administered with norgestomet implants in the expression of behavioral estrous of Zebu cattle was studied in a herd of Is cycling Brahman cows, in two trials. In the first and second trials, six ...