What animal has an 18 month pregnancy?

Answer 1

The recent studies show that the longest pregnancy or gestation period is of 3.5 years...yeah quite amazing...According to the the Gunnies world records 2011 the longest pregnancy period is of a common FRILLED SHARK (chlamydoselachus anguineus) of 1279.25 or more days

Scientific Classification:

Kingdom:AnimaliaPhylum:ChordataClass:ChondrichthyesSubclass:ElasmobranchiiOrder:HexanchiformesFamily:ChlamydoselachidaeGenus:ChlamydoselachusSpecies:C. anguineus

Answer 2

The African elephant has the longest gestation period of all the animals, not just the mammals. The gestation period can last for an average of 660 day, but has been know to last as long as 760 day!

Answer 3

Gestation refers to the carrying of an embryo/fetus inside a female viviparous (gives birth to live young) animal. This is also known as pregnancy. The gestation period spans from fertilization to birth.

There is a huge variety of different gestation period lengths, for example in a house mouse it is about 18-20 days, in an elephant it is 600-660 days.

Answer 4

A sperm whale generally averages an 18 month gestation period. Larger animals tend to have longer gestation periods, with elephants having the longest at 21 months.

Answer 5

The elephant has the longest gestation period of any mammal, lasting around 18 to 22 months. During this time, a single calf develops inside the mother's womb before being born.

Answer 6

The equine.