Sexual maturation of the young occurs the winter following their birth. Red squirrels may live 10 years, although 3-5 years is the average life span for adults. Fitzwater, W.D., Jr. 1941. The red ...

Sexual maturation takes place during the following spring or summer. Mean life expectancy for a gray squirrel at birth is 1-2 years; the average life span of an adult is closer to 6 years. Records for ...

Males commonly compete to mate with a single female. The gestation period for a grey squirrel is 44 days. The female typically gives birth to 2-4 babies. Grey squirrels don’t hibernate, ...

such as the Japanese dwarf flying squirrel, have two. The time of year for mating and birth depend on the species as well. Many are promiscuous, meaning that males and females mate with multiple ...

Grey squirrels birth two litters of kits each year: once between January and February and the other in late summer. The winter litter may be raised in cozier tree cavities or more exposed dreys, and ...