An earlier version of this story incorrectly stated the size of the elephant enclosure at the Tulsa Zoo. It is about 17 acres. Despite a stream of steady protests and objections since the announcement that Billy and Tina the elephants would be transferred from the Los Angeles Zoo to the Tulsa Zoo,

Billy and Tina, the last remaining elephants at the Los Angeles Zoo, were quietly moved this week to a zoo in Oklahoma despite a pending lawsuit seeking to have them transferred instead to an animal ...