The National Heart Lung and Blood Association reports that 500 mg is a safe daily minimum intake of sodium. This amount will be enough to maintain the bodily functions that require sodium. In an average temperate climate, a normal adult may be able to thrive with as little as 115 mg of sodium each day.
When mature, bucks weigh from 8-10 pounds and females from 9-12 pounds. New Zealand rabbits are ready to slaughter as fryers after just 2 months. Their average litter size is 8-10 bunnies.
A cottontail litter will have one to 12 babies; typical litter size is three to six. The young are born deaf, blind and without fur. They are completely helpless as newborns, but they develop quickly, leaving the nest at 2 weeks of age. Cottontails can take care of themselves by the time they are 3 to 4 weeks old.