Yes, technically they can but it can be very damaging for the horse. Most of the time the mother will abort one in the early stages of pregnancy if she does not do that then you should because you risk the life of the mare and the foal.
ona year 1 lor 2 usually not more than 3
horses usually only have 1 at a time, and twins are not sought after because they fight and one will end up dead. but they could have one foal every year so long as they get fertilised with the stallions sperm xxx
1 or more babies
they have 1 at a time.
1 baby a time
I believe there is not limit to how many babies your Sims can have, although I don't think you can have more than one baby in the 'cot stage' at a time.
Yes, a cat can have anwhere from 1 to 6+ babies at a time
Elephants don't lay babies.
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1-3
Jaguars have 1 - 3 babies at a time in about yearly intervals.
1-2 babies are born at a time, once a year