Mae'r siarc main yma’n cael ei enw o'r pigau o flaen ei asgell ddorsal. Gall ddefnyddio'r pigau yma i amddiffyn ei hun drwy gyrlio mewn bwa a tharo ysglyfaethwr.
Famed for its tapping in the middle of the night, supposedly heralding tragedy, the Deathwatch beetle is a serious wood-boring pest. In houses, their tunnelling can cause major damage.
The Wildlife Trust of South & West Wales’ underwater cameras share a window into our beautiful, fragile underwater world with a recent sighting of an Angelshark, one the world’s rarest shark…
Found on rocky shores and seabeds, the Keyhole limpet gets its name from the little hole at the tip of its shell.
The common harvestman is familiar to us as the large, spindly spider-like creature that frequents gardens and houses. It predates on smaller invertebrates which it catches using hooks on the ends…
We have been trying to get out to Skomer for nearly six weeks, to follow up the Biosecurity incursion work we carried out in December. Finally the wild and windy Atlantic weather pattern we’ve…
This sponge is found on rocky shores around the UK and looks like a thick bready crust (if you use your imagination a bit!).
This sea snail is abundant on rocky shores around the UK. It is an active predator, feasting on mussels and barnacles before retreating to crevices to rest.
The WTSWW and Skomer Island team were absolutely delighted to welcome Sir David Attenborough, his daughter Suzie and Silverback Films to the island in June to film for the exciting new BBC1…
The green-veined white is a common butterfly of hedgerows, woodlands, gardens and parks. It is similar to other white butterflies, but has prominent green stripes on the undersides of its wings.…
