A new study tracked nine rescued slow lorises in Bangladesh and found that seven of them died within months of release.

Releasing rescued slow lorises back into the wild may sound heroic, but most don’t survive. In one study, seven out of nine were killed—largely by other lorises defending their territory.

A new study has found that the wild can be a "death trap" for animals that are released from captivity after previously being rescued. The research, published in the journal Global Ecology and ...