Environment Science and technology

Gwyfyn prin wedi'i ddarganfod am y tro cyntaf ar Benrhyn Llŷn

Mae gwyfyn prin wedi'i ddarganfod am y tro cyntaf erioed ar Benrhyn Llŷn, sy'n "arwydd o'r cynefin ffyniannus" yno yn ôl Cyfoeth Naturiol Cymru.

BBC Cymru Fyw1 source1 min read15 hours agoFiled September 30, 2026

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BBC Cymru FywBroke itSep 30, 2026, 1:34 PM
Gwyfyn prin wedi'i ddarganfod am y tro cyntaf ar Benrhyn Llŷn

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