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A closeup of a California Condor egg being candled by one of our propagation specialists.

From Data to Recovery: A New Study on Condor Eggs

Captive breeding of the California Condor has been key to the species’ recovery from a low of 22 birds in 1982 to over 600 today. A new paper examines the relationship between female age and egg size...
A Ridgway's Hawk resting on a branch.

The People of The Peregrine Fund: Gabriela Díaz

Dominican Republic native Gabriela Díaz was studying hotel management in college, with dreams of becoming a chef. Today she’s overseeing a subpopulation of Critically Endangered Ridgway’s Hawks. So how does...
A California Condor in flight in front of red rock cliffs.

The People of The Peregrine Fund: Emma Heydenberk

For three winters now, Emma Heydenberk has found a home on our California Condor team during the busy fall and winter seasons, when we release around a dozen captive-bred condors and trap and test as many...
Dirk Kempthorne speaking at a podium.

In Memoriam: The Honorable Dirk Kempthorne (1951–2026)

The Peregrine Fund mourns the loss of our Board Chairman, The Honorable Dirk Kempthorne—a devoted public servant, a trusted steward of our mission, and a leader whose quiet strength shaped this organization...