Laube – Zootier Lexikon https://www.zootier-lexikon.org/fische/karpfenfische/laube-ukelei-alburnus
The IUCN Red List of Threatened Species 2024: e.T789A135064432. https://dx.doi.org
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The IUCN Red List of Threatened Species 2024: e.T789A135064432. https://dx.doi.org
The IUCN Red List of Threatened Species 2024: e.T19946A58302044. https://dx.doi.org
The IUCN Red List of Threatened Species 2024: e.T61397A137342065. https://dx.doi.org
The IUCN Red List of Threatened Species 2019: e.T46591A3010398. https://dx.doi.org
© Peter Dollinger, Zoo Office Bern Literatur und Internetquellen VENEGAS, P.
Riesenelenantilopen (Tragelaphus derbianus) Illustration aus SCLATER, P.
The IUCN Red List of Threatened Species 2019: e.T8951A58295405. https://dx.doi.org
The IUCN Red List of Threatened Species 2022: e.T230A242530547. https://dx.doi.org