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Once.
2 times in a year
twice
Normally once.
Bison cows primarily give birth to one calf a year.
Usually only once.
Does usually give birth to 2-8 kittens in a single litter. They can have three litters a year. Remember, there might be an unlucky runt.
Small mammals like mice and shrews can give birth many times in a year.
No. In the Cheetah Girls 2, she said that she likes girls and is going to college for the next year. So, she can't have a baby. I just saw a detailed video about Raven Symone give birth on the video blog in the link below. Watch it right after the short quiz.
Cows typically give birth once a year. The gestation period for a cow is around nine months, so they will usually have one calf per year.
An echidna lays a single egg just once a year.