First you say "awww," then you say "oh."

from the story:

The exceptional friendship will likely be short-lived, said veterinarian Retno Sudarwati, because as the animals grow up their natural survival instincts will kick in.

"When the time comes, they will have to be separated. It's sad, but we cant' change their natural behavior," she said. "Tigers start eating meat when they are three months old."

In this case, "meat" means "monkey."