The top 7 animals with the shortest gestation periods
Opossums opossums have one of the shortest gestation periods among mammals their pregnancy only lasts about 12 to 13 days
Mice mice reproduce rapidly and their gestation period is incredibly short averaging around 19 to 21 days
Gerbils gerbils have a gestation period of about 24 to 26 days making them one of the animals with a relatively short pregnancy
Hamsters hamsters also have a brief gestation period typically lasting about 16 days
Rats similar to mice rats have a short gestation period usually around 21 to 23 days
Shrews shrews are tiny insecteating mammals with a gestation period of around 24 to 25 days
Dolphins among marine mammals dolphins have a relatively short gestation period of about 11 to 12 months depending on the species
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