According to ISIS (an organization that keeps records on exotic animals in captivity), there were approximately 50 aye-ayes in captivity as of 2010.
There is approximately a little over 700 left in the wild.
there are 2 Darwin frogs left in captivity.
1
Around 7000 in the wild, 15000 in captivity.
218
5 left in captivity and 160 left in wild or so it seems
1600 in the world 200 in captivity
Around 5500 in the wild..20,000 or more in captivity. But that also depends entierly on the species. There are 96 royal white tigers, all in captivity. 10 Maltese tigers with one left in the wild and the rest in captivity
1600 in the wild and around 200 in captivity
They are extinct in the wild there are only about 100-400 in captivity
there are about 1,200 in the wild and 200 in captivity
There are hundreds in captivity, but none observed in the wild for years.