All Calculators and Guides

Every page on the site, grouped by category. Species with a calculator have a full due date tool and a detailed guide; the rest appear in the comparison tables on their group page. New species are added to this index automatically.

Pets

Rodents and small pets

Wild animals

African elephant
- African elephant gestation calculator
- African elephant gestation period and chart
Asian elephant
- Asian elephant gestation calculator
- Asian elephant gestation period and chart
Giraffe
- Giraffe gestation calculator
- Giraffe gestation period and chart
Lion
- Lion gestation calculator
- Lion gestation period and chart
Tiger
- Tiger gestation calculator
- Tiger gestation period and chart
White rhinoceros
- White rhinoceros gestation calculator
- White rhinoceros gestation period and chart
Hippopotamus
- Hippopotamus gestation calculator
- Hippopotamus gestation period and chart
Dolphin
- Dolphin gestation calculator
- Dolphin gestation period and chart
Walrus
- Walrus gestation calculator
- Walrus gestation period and chart
Manatee
- Manatee gestation calculator
- Manatee gestation period and chart
Grizzly bear
- Grizzly bear gestation calculator
- Grizzly bear gestation period and chart
Gorilla
- Gorilla gestation calculator
- Gorilla gestation period and chart
Chimpanzee
- Chimpanzee gestation calculator
- Chimpanzee gestation period and chart
Red kangaroo
- Red kangaroo gestation calculator
- Red kangaroo gestation period and chart
Virginia opossum
- Virginia opossum gestation calculator
- Virginia opossum gestation period and chart
Red fox
- Red fox gestation calculator
- Red fox gestation period and chart
Grey squirrel
- Grey squirrel gestation calculator
- Grey squirrel gestation period and chart
White-tailed deer
- White-tailed deer gestation calculator
- White-tailed deer gestation period and chart
Zebra
- Zebra gestation calculator
- Zebra gestation period and chart

Listed in the tables only: Sperm whale, Blue whale, Human.

Birds

Covered on the hub: Duck, Turkey, Goose, Quail, Guinea fowl, Dove, Budgerigar, Cockatiel, African grey parrot, Macaw, Canary, House finch, Ostrich.

Fish

Covered on the hub: Guppy, Platy, Swordtail, Betta, Goldfish, Angelfish, Zebra danio.

Reptiles

Reptile gestation and incubation hub

Covered on the hub: Boa constrictor, Garter snake, Blue-tongue skink, Ball python, Corn snake, Bearded dragon, Leopard gecko, Green iguana, Red-eared slider.