The zoo has had some successes with the following animals that are classified as "threatened": the scimitar-horned oryx, the ...

Kate Rodriguez-Clark is an animal matchmaking guru. Among her responsibilities as a population ecologist for the Smithsonian, ...

However, conservation efforts, including the ban on DDT and habitat protection, led to a remarkable resurgence ... Declared extinct in the wild during the 1970s, the Arabian oryx owes its survival to ...