Comparing Black-crowned and Yellow-crowned Night Herons

Black-crowned and Yellow-crowned Night Heron adults

The adult Black-crowned and Yellow-crowned Night Herons aren’t terribly difficult to tell apart though the juveniles can be more of a challenge.

Black-crowned Night Herons have red eyes, a black crown and white plume, a short white to pale gray neck, a very pale gray belly, a solid black back and pale yellow legs that a red during breeding season. Black-crowned Night Herons have a black bill that is shorter and more slender than a Yellow-crowned Night Heron. They appear chunky and squat compared to a Yellow-crowned Night Heron.Yellow-crowned Night Herons have orange-red eyes,  a white crown with a slight yellow tint & white plume, they have a black head with a white cheek patch, a long slender gray neck and belly, a gray back with a pattern and yellow legs. Yellow-crowned Night Herons have a thick black long bill. They appear slender compared to a Black-crowned Night Heron.

Black-crowned and Yellow-crowned Night Heron juveniles
The juveniles are slight more difficult to ID but some features make them easier to identify.

Juvenile Black-crowned Night Herons are chunky and squat like the adults and have short necks. The bill of a juvenile is dark on top and green to yellowish on the bottom, the lores are sometimes a greenish color and the wings have large white spots on a brown back.Juvenile Yellow-crowned Night Herons are slender in appearance and have long slender necks. The bill of a juvenile is mostly black and the back and wings have fine spots and the overall color is darker than a juvenile Black-crowned Night Heron.

Additionally, geographic location should be taken into account when making an identification in that Black-crowned Night Herons have a much larger range that covers most of the United States into southern Canada, Mexico and the Caribbean. Yellow-crowned Night Herons are found mainly on the east coast of the United States, Mexico and the Caribbean.

Mia

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