DOG PREGNANCY TIMELINE

The following pictures from the series “In the womb: Animals” show the amazing fetal development of puppies.

Week One (Day 1-7)

PUPPY DEVELOPMENT

- Fertilization occurs
- 2 cell embryos are in the oviduct
- The embryo is fairly resistant to external interference
CHANGES IN MOM
- Possible morning sickness
- Possible personality changes
CARE OF MOM

- Normal feeding
- Check with vet prior to administering medications
- No insecticides (i.e., flea treatments)
- No live vaccines

Week Two (Days 8-14)

PUPPY DEVELOPMENT
- Embryo will be 4 cells at start of week and 64 cells by end of week
- Embryo enters the uterus
CHANGES IN MOM
- Possible morning sickness (also in week 5)
CARE OF MOM
- Continue as with Week One
TO DO LIST
- Nothing special this week

Week Three (Days 15-21)
PUPPY DEVELOPMENT
- Day 19 — Implantation of embryos in uterus
- Developing embryo is sensitive to external interference
CHANGES IN MOM
- No change
CARE OF MOM
- Make sure week 3 is calm for MOM.
TO DO LIST
- Nothing special this week

Week Four (Days 22-28)

PUPPY DEVELOPMENT
- Eyes and spinal cords develop
- Faces take shape
- Fetuses grow from 5-10 mm to 14-15 mm
- Organogenesis begins– Embryos are at their most susceptible to defects
CHANGES IN MOM
- Possible clear vaginal discharge
- Mammary development begins
CARE OF MOM
- Limit strenuous activity (such as jumping, long runs)
- Add Omega 3+ oil or similar daily
TO DO LIST
- Nothing special this week

Week Five (Days 29-35)

PUPPY DEVELOPMENT
- Development of toes, whisker buds, and claws
- Fetuses look like dogs and have grown from 18 mm – 30 mm
- Gender can be determined
- Eyes (previously open) now close
- Organogenesis ends - embryos are more resistant to interference
CHANGES IN MOM
- Swelling becomes noticeable and belly may “drop”
- Weight will start to increase
CARE OF MOM
- Slightly increase amount of food and switch to puppy kibble.

- Palpitation no longer possible due to fluids in uterus
TO DO LIST
- Nothing special this week

Week Six (Days 36-42)

PUPPY DEVELOPMENT
- Development of skin pigment
- Fetuses weigh around 6 grams and be 45 mm long
- Fetal heartbeats can be heard with stethoscope
CHANGES IN MOM
- Nipples darken and enlarge
- Abdomen continues to enlarge
CARE OF MOM
 Increase the amount of food in the extra meal
- Mom can start sleeping in whelping box
TO DO LIST
- Assemble whelping box

Week Seven (Days 43-49)

PUPPY DEVELOPMENT
- Growth and development continues
CHANGES IN MOM
- Abdomen hair will start shedding
- Mom will start to look pregnant at this point
CARE OF MOM
- Slightly increase both meals
TO DO LIST
- Stop any rough play or jumping
- Radiographs (X-rays) possible to determine number and size of puppies

Week Eight (Days 50-57)
PUPPY DEVELOPMENT
- Detect fetal movement when MOM is resting
- Puppies can safely be born from about day 56
CHANGES IN MOM
- Milk may be squeezed from nipples
- Mom will be very large.
CARE OF MOM
- Add moderate lunch
TO DO LIST
- Get whelping supplies ready

Week Nine (Days 58-65)
PUPPY DEVELOPMENT
- Growth and Development continues
CHANGES IN MOM
- Nesting behavior may be seen and appetite disappears
- Mom may get distressed (panting, pacing, uncomfortable)
- When temperature drops, puppies are born within 24 hours
CARE OF MOM
- Start taking temperature three times a day
TO DO LIST
- Record temperature and behavior of mom

ADDRESS:

Sherrard, IL 61281

PHONE/TEXT:  309-373-6722

Dilutes are known for skin and organ health issues.  Because we care about the long term health of the puppies we produce, we only support the ethical breeding of Labradors in the traditional colors of black, yellows ranging from ivory to fox red, and chocolates from light to dark.  Dilutes, dilute carriers and other color variations are not acceptable for breeding.  
ALL of our dogs are proudly Dilute Free.