Nutrition has always been a problem for captive moose. Simply put, manufactured feeds don't keep them alive for long, so most zoos were reluctant to exhibit moose. A few years ago the Moose Research Center in Kenai, Alaska made big improvements on the formula of a moose diet. read more
The Calgary Zoo has moose. They need a lot of food and a large pen. In the wild they like to be knee deep in swamp water, which is a difficult thing for most zoos to provide; they'd need to have a pond. read more
Actually, most zoos used to have moose on display, but had to give them up when it was discovered that the animals are actually evil geniuses. Many zoos have problems with the moose using their advanced intellects to involve the other animals in elaborate plots to take over the zoo. read more
Not that I've heard of because nutrition has always been a problem for captive moose. Simply put manufactured feeds don't keep them alive for long so most zoos are reluctant to exhibit moose. A few years ago the Moose Research Center in Kenai, Alaska made big improvements on the formula of a moose diet. read more