The gestation periods of the fauna kingdom are varied and fascinating . Some clock in at just a few weeks , making any human super C with envy , while others can last more than a year . Here are 10 notable pregnancy time for animals around the globe . The lesson ? Be thankful that you ’re not a pregnant elephant .

1. ELEPHANTS: 640-660 DAYS

elephant are pregnant forum farseeing time . Like really , reallylong . At an average of 95 weeks , the gestation period is more than double the length of a human pregnancy , so it should n’t get as a impact that female elephants do n’t often have more than four materialisation during their lifetimes . Who has the time ?

2. HIPPOS: 8 MONTHS

Yes , it takesless timeto make a hippopotamus than it takes to make a homo .

3. GIRAFFE: 14-15 MONTHS

Baby giraffes can weigh more than 150 pounds and can be around6 feet tall . Another captivating tidbit : giraffe give birth standing up , so it ’s passably normal for a sister to fall 6 foot to the ground .

4. KILLER WHALE: 17 MONTHS

There ’s a understanding for the long hold : after that17 months , Baby Shamu emerge weigh anywhere from 265 to 353 pounds and measuring about 8.5 feet long . Yikes .

5. OPOSSUM: 12-13 DAYS

Blink and you ’ll drop it : This is theshortest maternity periodof any mammal in North America . But since the lifespan of an possum is only two to four years , it make sense .

6. GERBILS: 25 DAYS

Hey , they get offpretty tardily .

7. GORILLAS: 8.5 MONTHS

It ’s not a huge surprise that their gestational periods are prettysimilar to ours , right ?

8. BLACK BEAR: 220 DAYS

Also less than a human . Interestingly , cubs might only be6 to 8 inchesin distance at giving birth and are completely hairless .

9. PORCUPINE: 112 DAYS

This is the long pregnancy period of any gnawer . gratefully for the female parent , porcupine babies ( a.k.a . porcupettes ) are in reality born withsoft quills , and it ’s not until after giving birth that they harden up .

10. WALRUS: 15 MONTHS

Baby walruses?Kind of adorable . They certainly take their sweet prison term come out , though .

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A photo of a mother hippo and her baby in Uganda