what is the gestation period for horses
NOTES. The normal gestation period for a full size horse is 335 to 360 days (342 average.). The average gestation period for a miniature horse is approximately 320 days, but they should be closely watched after 300 days, or sooner depending upon any physical changes you see.The normal gestation period for donkeys is 360 to 375 days (368 average.).For goats, the average is 150 days. The average gestation period for cows is 283 days. For sheep, it's 145 days.he normal gestation period for donkeys is 360 to 375 days (368 average.). For goats, the average is 150 days. The average gestation period for cows is 283 days.