In what types of bread is sourdough used? For 5000 years sourdough was used for all types of bread. But when bakerâs yeast made its entry into the bakery some 150 years ago, bakers started to forget how to make sourdough. This was due to the fact that with yeast the fermentation goes faster and is more regular.
The average gestation period for lions is 108 days. A lion's gestation period lasts an average 105-113 days. The average gestation period for Lions is around 110 days. The female gives birth to a litter of one to four cubs in a secluded den usually away from the rest of the pride.
http://wiki.answers.com/Q/How_long_is_a_black_rhino_pregnant_for. A Black Rhino is pregnant usually between 419 and 478 days, or 15 to 16 months. The mother will give birth to a single calf, weighing in on average 35 to 50 kg, (about 80 pounds). The calf will stay with it's mother anywhere from 2 to 3 yea...