Postage stamp from Hungary depicting sturgeons, a map of the Danube river and the ship Calypso, for environmental protections.

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Size: 4600px × 3632px
Photo credit: © DBI Studio / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: calypso, commercial, commercially, danube, ecological, ecology, environment, environmental, fish, hungary, important, postage, protection, protections, river, ship, stamp, sturgeon, sturgeons