![A close up of a butterfly with orange wings with a distinctive pattern of black lines and spots. Sat on a plant with it's wings spread wide.](/sites/default/files/styles/grid_teaser/public/2018-05/Small%20Pearl%20bordered%20Fritillary_Chris%20Lawrence_wildlifetrusts_42798841991.jpg?h=bba936a2&itok=wF3AWQIU)
Hela glöynnod byw ar ddolydd hudolus
Cyfle i fwynhau’r pryfed mwyaf rhodresgar – a’r blodau maen nhw’n dibynnu arnyn nhw – yng Ngwarchodfa Natur Cors Goch
Cyfle i fwynhau’r pryfed mwyaf rhodresgar – a’r blodau maen nhw’n dibynnu arnyn nhw – yng Ngwarchodfa Natur Cors Goch