Published on ecowatch.com the 04.05.2022. | By: Olivia Rosane
For over a century, no California condors have flown over the redwoods in northern California. They have now returned thanks to the commitment of zoos.
Publicado en kcrw.com el 25.10.2021. | Por: Kathryn Barnes
What can be done about the decline in insect populations? At San Diego Zoo, a fertility clinic has been set up to save endangered butterfly species from extinction.
Published on sfchronicle.com the 05.05.2019. | By: Peter Fimrite
Thanks to San Francisco Zoo, California red-legged frogs are back to the Yosemite National Park where they were once killed off. A mayor achievement in the conservation of this endangered species.