9C

Dogs Sexual Reproduction

InternalDogs and bitches, after mating, sperm enter

the egg, sperm and egg combine to form the new combination of child, called fertilization.

Fertilization

A normal litter of puppies can go from 1-12 babies.

Offspring Produced

A normal pregnancy for a dog is 63 days.

Gestation

Dogs are sexually mature between 6 months and 1 year but are not socially mature until they are about 2 years of age.

Age of Sexually Mature

Sexually mature at 6 months.

Socially mature at the age of 2.

Mothers are in contact for 13 weeks of the litters life.

10-11 weeks of the litters life is when the mothers milk feed.

Male parents are guard dogs for the first 6-8weeks of the litters life.

Parental Care

Shih Tzu -11 to 15 yearsBeagle -12 to 14 yearsBoston Terrier -15 yearsBoxer -11 to 14 yearsBulldog -10 to 12 yearsChihuahua -15 or more years Shetland Sheepdog -12 to 14 years Dachshund -12 to 14 years Doberman Pincher -10 to 12 years German Shepherd -10 to 14 yearsGerman Shorthaired Pointer -12 to 15 years

Life Span

Golden Retriever -10 t0 12 yearsYorkshire Terrier -12 to 15 yearsLabrador Retriever -10 to 11 yearsMaltese -15 or more yearsMiniature Schnauzer- 15 or more Pomeranian- 13 to 15 yearsPoodle -10 to 15 yearsPug -12 to 15 yearsRottweiler -10 to 12 years

Life Span (continued)

KennelsHousesStreetsForests BarnsOccasional trunk

Where do dogs live?

Dogs have been pets for ever 14000 yearsA puppy is born blind, deaf and toothlessDogs are a part of the wolf familyDog can be traced back 40 million years to a

weasel-like animal called the MiacisSmall quantities of grapes, raisins, chocolate,

macadamia nuts, cooked onions or anything with caffeine can lead to a dogs death

Dogs have sweat gland between thier paws

Fun facts about dogs