This is what an endangered species looks like: A California condor living in the wild is marked with a number as a means of tracking the species' growth in the California Condor Recovery Program. Photo Courtesy of the Oakland Zoo

Prehistoric animals with wingspans the length of automobiles will be arriving at the Oakland Zoo soon to receive treatment for the health effects of a chemical that continues to threaten their survival. The California condor, the largest flying land bird in North America, has been on the endangered species list since 1967, and now sick pairs of the bird are slated for arrival at the zoo’s new condor treatment center in March.

Read More