The fate of the proposed sales-tax increase to pay for Reid Park Zoo upgrades was in limbo Tuesday night after Tucson voters were split on the two propositions that need to pass for approval.

Zoo officials today are expected to defend a plan that will ultimately lead to the separation of elephants Connie and Shaba, who have been together for 29 years. Reid Park Zoo officials hope that once ...

Masai giraffes are considered endangered, the zoo said. They have few natural predators but their population has declined by 30% over the past 35 years because of habitat loss. Photo from San Diego ...