On Friday, September 4, Metro-North will offer 17 early-afternoon âgetawayâ trains departing Grand Central Terminal between 12:58 p.m. and 4:11 p.m., and one extra departure from Hoboken on the Port Jervis Line, with connecting service from Penn Station-NY.
Begin to breed mice at a relatively early age. 1  Females can breed from approximately 6 weeks old. 2  Males can breed from approximately 8 weeks old. 3  If time is not an issue, however, it is best to wait until the females are 12 weeks old, as this generally produces stronger litters.here are several reasons one would breed mice ranging from a desire to raise them as pets to breeding them as snake food. Whatever the reason for the breeding, there is a specific process for the most humane, safe and effective mouse breeding.
Breeding Age. Reproductive time frames will vary between different rats and/or lines of rats. Environment, health, lineage, and nutrition are a few of the factors that can affect reproductive life. Although it is not advisable, some female rats can be capable of breeding at 6 weeks.In rare circumstances breeding has occurred as early as 5 weeks. This is why it is best to separate the sexes when a litter reaches 5 weeks of age.s they age their reproductive organs will become less suited for pregnancy and birth and the eggs will become less viable. Male rats can impregnate a female as young as 5 weeks, although that is not common. They are able to breed for most of their lives.