Noethdagellog
Mae noethdagellogion, sy’n cael eu hadnabod hefyd fel gwlithod môr, yn debyg iawn i’w perthnasau ar y tir a welwch chi yn eich gardd efallai. Ond, yn wahanol i wlithen yr ardd, mae’r noethdagellog…
Mae noethdagellogion, sy’n cael eu hadnabod hefyd fel gwlithod môr, yn debyg iawn i’w perthnasau ar y tir a welwch chi yn eich gardd efallai. Ond, yn wahanol i wlithen yr ardd, mae’r noethdagellog…
A fierce predator of small fish and flying insects, the brown trout is widespread in our freshwater rivers. It is has a golden body, flanked with pale-ringed, dark spots.
The hustle and bustle of city life melts away when Kathryn visits Camley Street Natural Park. Without leaving central London, she can go from man-made soaring skyscrapers to an oasis-like…
As its name suggests, giant hogweed it a large umbellifer with distinctively ridged, hollow stems. An introduced species, it is an invasive weed of riverbanks, where it prevents native species…
The bright green ring-necked parakeet is an escapee and our only naturalised parrot; its success is likely due to warmer winters.
The reserve comprises the western end of one of the largest remaining floodplains or valley mires in Wales, supporting tall fen, fen meadow, wet heath and carr communities and associated species.…
Beautiful demoiselle’s are, well, beautiful! Often confused for a dragonfly, these giants of the damselfly world are hard to miss with their metallic blue and green colours.