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Expert guides on animal gestation periods, pregnancy management, and birthing preparation — backed by USDA, extension research, and veterinary expertise.
Goat Pregnancy Week by Week: Timeline & Chart
The full 150-day goat pregnancy timeline, week by week: what happens at each stage, feeding changes, and when to start kidding watch (day 135).
September 27, 2026
SheepSheep Pregnancy Week by Week: Timeline & Chart
The 147-day ewe pregnancy timeline by week and month: scanning windows, feeding rules for twins, and the lambing watch from day 135.
September 27, 2026
PigsPig Pregnancy Week by Week: 114-Day Timeline
The 114-day sow pregnancy timeline, month by month with week markers: what changes, what to feed, and farrowing prep from day 105.
September 27, 2026
CattleCattle Pregnancy Week by Week: 283-Day Chart
The 283-day cattle pregnancy chart by trimester and week: testing dates, feeding changes, and the calving watch from day 270.
September 27, 2026
HorsesHorse Pregnancy Month by Month: 340-Day Guide
The 11-month mare pregnancy timeline, month by month: ultrasound dates, udder development from day 300, night checks from day 320.
September 27, 2026
AmphibiansAmphibian Egg Hatching Times Compared — Frog, Toad, Newt & More
Toad eggs hatch in 3–14 days, frog eggs in 6–21, axolotls in about 14, newts in 3–5 weeks, and salamander masses in up to 2 months. Full comparison chart by family.
September 21, 2026
GoatsSigns a Goat Is About to Give Birth — What to Watch For
Learn the signs that a goat is about to kid — from ligament softening and udder filling to behavioral changes and discharge. Know what to watch in the final days and hours before goat birth.
September 17, 2026
HorsesHorse Pregnancy Signs — How to Tell If a Mare Is Pregnant
Learn the signs of horse pregnancy — from early ultrasound confirmation to late-gestation belly enlargement, udder development, waxing, and pre-foaling behavioral changes.
September 17, 2026
DeerDeer Mating Season — The Rut Explained for Hunters and Wildlife Watchers
The whitetail rut peaks November 1–15 across most Northern states, triggered by decreasing day length rather than temperature. Covers rut phases, regional timing, and what hunters should watch for.
September 17, 2026
ReferenceAnimal Gestation Periods Compared — Complete Reference Table
Gestation periods span from 15–18 days (hamster) to about 22 months (African elephant). A complete comparison table by species group — farm animals, pets, wildlife — with days, weeks, and months.
September 17, 2026
ReferenceLongest Gestation Periods in the Animal Kingdom — Top 10 List
The African elephant has the longest gestation of any land mammal at about 22 months. See the top 10 longest pregnancies, why they evolved, and how they compare to familiar farm animals.
September 17, 2026
RabbitsSigns a Rabbit Is Pregnant — What to Look For
Rabbit pregnancy can be confirmed by palpation at day 10–14. Learn the signs — weight gain, belly enlargement, nesting — and how to care for a pregnant doe.
September 17, 2026
SheepSigns a Sheep Is Pregnant — How to Tell and Confirm Pregnancy
Early sheep pregnancy shows no external signs. Learn when a ewe returns to heat, when ultrasound and blood tests work, and the visible signs in late gestation.
September 17, 2026
GiraffesGiraffe Birth — What Happens When a Giraffe Gives Birth
Giraffes give birth standing, and the calf drops 5–6 feet to the ground. Learn the full timeline of giraffe birth, from labor signs to a calf running within hours.
September 17, 2026
ElephantsAfrican vs Asian Elephant Pregnancy — Key Differences Explained
African elephants average 22 months gestation; Asian elephants average 18–22 months. Compare gestation length, calf weight, birth intervals, and how trunk development differs.
September 17, 2026
CatsCat Giving Birth — Signs of Labor, What to Expect and How to Help
Learn the signs of cat labor, what the three stages of kittening look like, how long it takes, what's normal between kittens, and when to call the vet during a difficult birth.
September 17, 2026
CattleCattle Breeding Calendar — Plan Your Calving Season Backward
Build a cattle breeding calendar by working backward from your target calving date. Spring vs autumn calving, a month-by-month reference table, bull ratios, and synchronisation basics.
September 16, 2026
CatsCat in Heat or Sick? How to Tell, and How to Manage the Behavior
Cats cycle into heat every 2–3 weeks during breeding season, with each active episode lasting roughly a week. Learn how to tell heat from illness, how to soothe a cat in heat, and when to spay.
September 8, 2026
DeerDeer Gestation Period: How Long Are Deer Pregnant?
The gestation period for deer averages 201 days for whitetail deer — about 6.6 months. Covers deer gestation period in months, species comparisons, and how long deer are pregnant.
September 4, 2026
GoatsGoat Gestation Period — How Long Are Goats Pregnant
The goat gestation period averages 150 days, with breed-specific ranges from 145–155 days. Covers Nigerian Dwarf, Boer, and other breeds, plus the goat heat cycle.
September 3, 2026
HorsesHorse Gestation Period — How Long Are Horses Pregnant
The horse gestation period averages 340 days, with a normal range of 320–370 days. Covers breed differences, signs of pregnancy, foaling preparation, and when to call a vet.
September 1, 2026
PigsPig Gestation Period — 3 Months 3 Weeks 3 Days Explained
Learn why pig gestation is remembered as '3 months, 3 weeks, 3 days' — what it means, what the actual day count is, breed differences, and what to expect during swine pregnancy.
August 22, 2026
PigsPig Gestation Chart — Printable Due Date Reference for Farmers
Pig gestation chart showing expected farrowing dates for breeding dates throughout the year. Based on the 114-day average pig gestation period. Printable reference for swine producers.
August 18, 2026
PigsHow Many Piglets Does a Pig Have — First Litter vs Later Litters
Learn how many piglets a pig has in a first litter vs subsequent litters — average litter sizes by breed, factors that affect litter size, and what to expect from gilts vs experienced sows.
August 15, 2026
PigsHow to Tell If a Pig Is Pregnant — Signs and Confirmation Methods
Learn how to tell if a pig is pregnant — from behavioral signs and physical changes to veterinary confirmation via ultrasound. Covers what to look for at each stage of swine pregnancy.
August 11, 2026
DogsFrench Bulldog Pregnancy: Signs, Risks & Care Guide
French Bulldog pregnancy guide covering C-section rates, litter size, gestation length, pre-whelping signs, and why Frenchies almost always require veterinary delivery assistance.
August 8, 2026
DogsGolden Retriever Pregnancy: Gestation, Signs & Care
Complete guide to Golden Retriever pregnancy — average litter size, week-by-week development, nutrition, pre-whelping signs, and what to expect at delivery.
August 4, 2026
DogsWhelping Box Setup: Step-by-Step Guide for Breeders
Learn how to set up a whelping box — the right size, materials, location, temperature, and timing for introducing your dog before she gives birth.
August 1, 2026
DogsSigns Your Dog Is Going Into Labor — 8 Things to Watch For
Learn the signs that a dog is going into labor — from temperature drop and nesting to active contractions. Know what's normal, what's not, and when to call the vet.
July 22, 2026
DogsFalse Pregnancy in Dogs — Symptoms, Causes and What to Do
Phantom pregnancy in dogs causes real milk production, nesting, and behavioral changes without actual pregnancy. Learn why it happens, how long it lasts, and when to see a vet.
July 18, 2026
DogsHow Long Are Dogs Pregnant? Gestation Period Explained
Dogs are pregnant for approximately 63 days from ovulation. Learn how gestation varies by breed size, what happens each week, and how to calculate the whelping date accurately.
July 15, 2026
DogsDog Pregnancy Test — When & How to Test
Learn how to confirm dog pregnancy — from at-home belly checks to vet ultrasound, blood tests, and relaxin hormone testing. Covers when each method is reliable and what to expect.
July 11, 2026
DogsDog Pregnancy Symptoms: 7 Early Signs and How to Confirm
Learn the signs of a pregnant dog — from early nipple changes and morning sickness to late-stage nesting. Covers symptoms by week, when to call the vet, and how to confirm pregnancy.
July 8, 2026
CattleCattle Pregnancy Test — Blood Test, Ultrasound and Rectal Palpation Explained
Learn the three main cattle pregnancy testing methods — rectal palpation, ultrasound, and blood test — including accuracy, cost, timing, and when each method is most appropriate.
July 4, 2026
CattleCattle Gestation Chart — Complete Breed by Breed Reference Table
Complete cattle gestation chart with breed-specific gestation periods — Angus, Hereford, Holstein, Brahman, Simmental and more. Includes how to calculate calving date and what affects gestation length.
July 1, 2026
CattleSigns a Cow Is Pregnant — How to Tell Without a Vet
Learn the visible signs of cow pregnancy — behavioral changes, physical signs you can observe without a vet, when the belly shows, and the most reliable at-farm pregnancy confirmation methods.
June 18, 2026
CatsHow Long Are Cats Pregnant — Days, Weeks and Months Explained
Find out exactly how long cats are pregnant — 65 days on average, about 9 weeks, just over 2 months. Covers breed differences, what affects gestation length, and how to calculate your cat's due date.
May 22, 2026
CatsCat Pregnancy Stages — Week by Week Guide from Conception to Birth
A week-by-week guide to cat pregnancy stages — embryo implantation, organ development, belly growth, fetal movement, and the pre-kittening signs that signal labor is near.
May 19, 2026
CatsCat Pregnancy Symptoms — Early Signs Your Cat Is Pregnant
Learn the early signs of cat pregnancy — from nipple pinking at week 3 to morning sickness, belly rounding, and pre-labor nesting. Includes a week-by-week symptom guide and when to see the vet.
May 15, 2026
CatsCat Gestation Period: Complete Guide
Complete guide to cat gestation — average pregnancy length (65 days), breed differences, kittening signs, and how to prepare a nesting area.
May 12, 2026
DonkeysDonkey Gestation Period: Complete Guide
Complete guide to donkey gestation — average pregnancy length (365 days), breed differences, signs of foaling, and how to prepare.
May 8, 2026
LlamasHow Long Are Llamas Pregnant?
Complete guide to llama gestation — average pregnancy length (350 days), cria care, daytime birth preference, and how to prepare for parturition.
May 5, 2026
HorsesHorse Gestation Period: Complete Guide
Complete guide to horse gestation — average pregnancy length (340 days), the twin risk, foaling signs, and red bag delivery emergencies.
May 1, 2026
SheepHow Long Are Sheep Pregnant?
Complete guide to sheep gestation — average pregnancy length (147 days), breed differences, lambing signs, and preventing pregnancy toxemia.
April 24, 2026
RabbitsRabbit Gestation Period: Complete Guide
Complete guide to rabbit gestation — average pregnancy length (31 days), breed differences, kindling signs, and how to prepare a nest box.
April 20, 2026
DogsDog Pregnancy Timeline Week by Week
A week-by-week breakdown of dog pregnancy from conception to whelping — what to expect at each stage and how to set up a whelping box.
April 16, 2026
ReferenceGestation Periods of Farm Animals Compared
A side-by-side comparison of gestation periods for cattle, goats, pigs, sheep, horses, and dogs with breed-specific notes.
April 13, 2026
CattleSigns a Cow Is About to Give Birth
Learn the key signs that calving is imminent — from ligament relaxation and waxing to when to call the vet during a difficult birth.
April 9, 2026
GoatsHow Long Are Goats Pregnant?
Complete guide to goat gestation — average pregnancy length by breed, kidding signs, and how to prepare for a successful kidding season.
April 5, 2026
CattleCattle Gestation Period: Complete Guide
Everything you need to know about cattle and cow pregnancy — average days, breed differences, trimester breakdown, and calving preparation.
April 2, 2026