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.
A responsible dog breeder will wait for a dog to reach maturity before allowing it to mate. The approximate ages of sexual maturity for dogs are: Large Dog Breeds: 18 to 24 months old; Small Dog Breeds: 12 to 18 months old; Medium Dog Breeds: 15 to 18 months old While a dog may reach sexual maturity in the first year and a half of life, it's best to wait until it's at least two years old before mating. This is especially true for bitches, who should not breed during their first year of heat.