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Photographs from a Western gull (Larus occidentalis) in California, USA

By National Wildlife Health Center
Intestinal serosa from a Western gull showing Acanthocephaliasis.
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Detailed Description

Photographs from a Western gull (Larus occidentalis) in California, USA. (A) On the intestinal serosa are multifocal 1-mm diameter firm white nodules (arrows). A white fungal plaque (white arrow) also overlies the serosa. (B) Numerous orange metazoan parasites (arrow) are throughout the duodenal lumen and multifocally extending to the serosa (arrowheads).

Sources/Usage

Public Domain.