1
Sharks cause many deaths of Hawaiian Monk Seals.
There are currently around 1,400 Hawaiian monk seals left in the wild, making them one of the most endangered seal species in the world. Efforts are being made to protect and conserve these seals to prevent further decline in their population.
Many penguins have been killed by seals. So, I would say about 20 million penguins are still alive including the penguins keep in captivity.
there are 2 Darwin frogs left in captivity.
100
4 million
Around 7000 in the wild, 15000 in captivity.
218
According to ISIS (an organization that keeps records on exotic animals in captivity), there were approximately 50 aye-ayes in captivity as of 2010.
5 left in captivity and 160 left in wild or so it seems
There is approximately a little over 700 left in the wild.
1600 in the world 200 in captivity