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Fertility of beef cattle females with mating stimuli around insemination.
TLDR
There is a biostimulatory effect of mating at the time beef cattle females are detected in estrus, on pregnancy rates to AI and the effects of age, season, time to complete AI and time of day of insemination were non-significant.
Two new scorpions from the Puerto Rican island of Vieques, Greater Antilles (Scorpiones: Buthidae)
Two new scorpion species of the family Buthidae are described herein: Microtityus vieques sp. n. (a member of the subgenus Parvabsonus Armas, 1974) and Tityus alejandroi sp. n. (belonging to the 
First record of the genus Microtityus Kjellesvig-Waering, 1966, from Puerto Rico, with description of two new species (Scorpiones: Buthidae)
In the present note, we report for the first time the genus Microtityus Kjellesvig-Waering, 1966, from Puerto Rico, on the basis of two new species belonging to the subgenus Parvabsonus Armas, 1974.