Apple Inc. is an American multinational technology company headquartered in Cupertino, California, that designs, develops, and sells consumer electronics, computer software, and online services.
Generally, laboratory mice become sexually mature between fi ve and eight weeks of age. Males of most. strains usually mature sexually by six weeks of age. DBA/2J (000671) and C3H/HeJ (000659) mice are precocious: females can. conceive when they are as young as 23 days old.
Walrus Reproduction. Walrus Breeding. The male walrus is able to mate when he is about 7 years of age. However, they usually wonât engage in such behavior until they are about 15 years old. The females will be able to start mating between the ages of 4 and 6 years of age.