Ask the Chatbot Games & Quizzes History & Society Science & Tech Biographies Animals & Nature Geography & Travel Arts & Culture ProCon Money Videos
Britannica Sources used in this answer

How long is the gestation period of a house mouse?

Created from Britannica articles using AI. AI can make mistakes, so verify using Britannica articles.
Illustration of a house mouse, Mus musculus, showing a small, brownish-gray rodent with large ears, a pointed nose, and a long tail. A scale above indicates its length is about 10 centimeters or 4 inches.
mouse

The gestation period of a house mouse (Mus musculus) lasts 19 to 21 days.1

These prolific rodents are capable of breeding throughout the year in indoor environments, with females typically producing 5 to 10 litters annually, each containing an average of 5 or 6 young.1