The story title is taken from the cover blurb.
first line: "From out of that mysterious land -- the land beyond the ju-ju mists -- came a strange safari..."
Peppe signed the border design, but the feature artwork appears to be Case.
Panels from this story were used to create the story "Jungle Girl" in Kaänga Comics #12 (also reprinted in Jungle Girls Retro Comics (AC, 1997 series) #4). The story itself is considerably different.
Reprint identified by Carlos via the GCD Error List.