Don Edwards San Francisco Bay National Wildlife Refuge
This is a comprehensive field guide to the all known bird species that preside or migrate through this Refuge.
White-faced Ibis
The White-faced Ibis (Plegadis chihi) is a wading bird in the ibis family Threskiornithidae.
Glossy Ibis
The Glossy Ibis (Plegadis falcinellus) is a wading bird in the ibis family Threskiornithidae.
