While many hatchling turtles are rather small, most species attain lengths in excess of 4 inches once mature. Contrary to the claims of ignorant or unscrupulous dealers who assert that turtles will remain small if kept in tiny enclosures, healthy turtles grow quickly when provided with proper care. Nevertheless, a few turtle species remain relatively small and are pretty easy to accommodate making for great compact turtle companions.
Moose generally give birth between May and June of each year. Their  gestation period is approximately 280 days and it is rare that they  give birth to twins. 1 person found this useful.
Confidence votes 8.9K. 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 years, and sometimes, if the calf is female they may stay longer, and form a family type group of females. For more details, see the sites listed below.