in the United States. Established in 1903, under the presidency of Her Majestyâs Minister at Washington, D.C., W.A.F. Baron Gevers, the chamber has promoted commerce between the Netherlands and the U.S. for more than a century.
Complete Physical Maturity: Mice are not done growing until they are between 3 and 5 months of age, depending on the line. Mice should NEVER be bred until they are at least 12 weeks age. If you don't know the line really well, wait until at least 12 weeks, if not longer.wild mice live longer.. around 5 years in captivity, though only around 6 months in the wild due to predators and environmental factors). Maturity: 4 - 8 weeks of age, varying from line to line and mouse to mouse.
A family of 6 mice can multiply into a family of 60 mice in 3 months. Reaching sexual maturity at about four weeks of age, itâs easy to understand how a mouse population within a home can quickly grow out-of-hand. Mice produce a great number of young, but have a high mortality rate. 2  Mice are an important source of food for wildlife such as hawks, owls, and fox which can control populations outdoors. 3  The lifespan of a house mouse is approximately 1 year.