The State of Nature Wales 2023 report found that 18% of the species (1 in 6) assessed were at risk of extinction, including species such as Water Vole, Curlew and Salmon.
Canfu adroddiad Sefyllfa Byd Natur Cymru 2023 fod 18% o'r rhywogaethau (1 o bob 6) a aseswyd ar drengi, gan gynnwys rhywogaethau fel Llygoden Bengron y Dŵr, y Gylfinir a'r Eog.