Portál:Biologie/Obrázek měsíce204
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Astronotus ocellatus.jpg
Autor: Jón Helgi Jónsson (Amything), Licence: CC BY-SA 3.0
Oscar (Astronotus ocellatus), a popular aquarium fish from South America.
Autor: Jón Helgi Jónsson (Amything), Licence: CC BY-SA 3.0
Oscar (Astronotus ocellatus), a popular aquarium fish from South America.