Ferret
10 months
Xenopus
10 months
Sheep
8 months
Dog
7 months
Cat
7 months
Goat
6 months
Swine
6 months
Chicken
20 weeks; 5 months
Rabbit
4 months
Zebrafish
75 days
Gerbil
10-12 weeks; 3 months
Guinea Pig
6 weeks
Rat
40-60 days; 2 months
Hamster
4-6 weeks
Mice
5-7 weeks