What is a Nudibranch?
Nudibranchs, also known as sea slugs, are much like their land-based relatives that you may spot in your garden. But, unlike your regular garden slug, the nudibranch can incorporate the stinging…
Nudibranchs, also known as sea slugs, are much like their land-based relatives that you may spot in your garden. But, unlike your regular garden slug, the nudibranch can incorporate the stinging…
Mae’n hawdd gweld o ble mae’r glöyn byw yma’n cael ei enw – mae gan y gwrywod flaen oren llachar ar eu hadenydd! Mae posib eu gweld o’r gwanwyn drwodd i’r haf mewn dolydd, coetiroedd a gwrychoedd…
The water stick insect looks just like a mantis. An underwater predator, it uses its front legs to catch its prey. Its tail acts as a kind of 'snorkel', so it can breathe in the water.…
Look out for the bright red eyes of this speedy crab in rockpools - but be careful, they're notoriously feisty and will give a painful nip!
It's easy to see where the jewel anemone got its name - the tiny colourful blobs that tip its tentacles look like jewels! Forming dense, colourful carpets on rocky overhangs, jewel anemones…
Mae’n hawdd gweld o ble mae’r slefren fôr cwmpawd wedi cael ei henw – mae ei marciau brown yn edrych yn union fel cwmpawd! Er ei bod yn edrych yn hardd – mae ei brath yn gas, felly cadwch eich…
Mae’n cael ei hystyried fel arwydd cynnar o’r gwanwyn ac mae cân y gog, neu’r gwcw, yn swnio fel ei henw: ‘cwc-w’. Mae i’w chlywed mewn coetiroedd a glaswelltiroedd. Mae’r gog yn enwog am ddodwy…
Mae’n hawdd gweld o ble mae’r seren fôr fechan yma wedi cael ei henw, mae wir yn edrych fel clustog bychan siâp seren. Y tro nesaf rydych chi’n archwilio pyllau creigiog, cadwch lygad o dan y…
A familiar black bird of our lakes, ponds and rivers, the coot is widespread; look out for its large and untidy-looking nest on the water in spring. The coot can be distinguished from the similar…
A familiar black bird of our lakes, ponds and rivers, the moorhen is widespread; look out for its large and untidy-looking nest on the water in spring. It can be distinguished from the similar…
Mae morfil orca, sydd hefyd yn cael ei adnabod weithiau fel ‘morfil danheddog’, yn hawdd iawn ei adnabod gyda’i farciau du a gwyn. Er bod gennym ni grŵp bach o forfilod orca sy’n byw yn nyfroedd…
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…