Adult, Mason Park, Orange Co., 5-06. © John  C. Avise.

Black-crowned Night Heron

Nycricorax nycticorax

Ardeiformes: Ardeidae

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Dana Point, Orange Co., 1-09. © John  C. Avise.
First-winter juvenile, Carbon Canyon Regional Park, Orange Co., 1-08. © John  C. Avise.

Juvenile, Santa Barbara, CA., 10-06. © John  C. Avise.
Juvenile, San Joaquin Marsh, Orange Co., 7-06. © John  C. Avise.

Alternate plumage adult, Bolsa Chica, 3-08. © John  C. Avise.

First-winter juvenile, Carbon Canyon Regional Park, Orange Co., 1-08. © John  C. Avise.

Juvenile, San Joaquin Marsh, 7-06. © John  C. Avise.
First-winter juvenile, Carbon Canyon Regional Park, Orange Co., 1-08. © John  C. Avise.

Juvenile, Carbon Canyon Regional Park, Orange Co., 2-07. © John  C. Avise.
Adult, San Joaquin Marsh, Orange Co., 5-07. © John  C. Avise.

Adult, Mason Park, Orange Co., 5-06. © John  C. Avise.
Adult, Mason Park, Orange Co., 5-06. © John  C. Avise.