These animals were preyed upon by equally large carnivores such as saber toothed cats, cave bears and dire wolves.
Btw it's (QUATERNARY) *
The correct answer is "near the midpoint of the cycle". Ovulation is part of the menstrual cycle in women, wherein this is the stage where unfertilized ova or ovules are being discharged from the ovaries of the woman, which was supposed to be fertilized by a male's sperm, but since you haven't had intercourse, you would still have menstruation.
