Indeed they can
20-60 years if its the mild type, and 10-20 years if its the more severe type.
about 10 or 20 more years
Gyrfalcons that live into adulthood can live up to 20 years.
You have a greater risk of developing leukemia if it runs in the family but anyone can get it. It also possible that leukemia can strike you at an early age acute leukemia is a common forms of leukemia for children. I found an article that explains different kinds of leukemia that maybe could help you understand and come up with an idea how to cure leukemia or better to prevent it earlier. Please see related link.
Cats can live up to 20 years in Human years
Jaguars can live for 20 years in a Zoo!And 11-12 years in the wild!Jaguars live between 20 and 25 years in the wild12-15 years oldthey can live up to about 20 years in captivity but in the wild 12 years
toucans live for 20 years'
most horses live 20-30 years although some live a lot longer
20 to 25 years max..
The peacocks that live in the wild live up 15-20 years. The peacocks that live in captivity will last up to 35 years.
about 20 years
About 20 years in captivity