Gwylan gefnddu fwyaf
Yr wylan gefnddu fwyaf yw’r wylan fwyaf yn y byd! Oherwydd ei maint, ychydig o ysglyfaethwyr sy’n ceisio ymosod arni, ond gall fod yn fyrbryd blasus o dro i dro i eryrod cynffon gwyn, siarcod a…
Yr wylan gefnddu fwyaf yw’r wylan fwyaf yn y byd! Oherwydd ei maint, ychydig o ysglyfaethwyr sy’n ceisio ymosod arni, ond gall fod yn fyrbryd blasus o dro i dro i eryrod cynffon gwyn, siarcod a…
These mat like growths found on kelp and seaweed are actually colonies of tiny individuals animals.
The ringlet gets its name from the small rings on the undersides of its wings. These rings show variation in the different forms of this species, even elongating into a teardrop shape.
This black and grey solitary bee takes to the wing in spring, when it can be seen buzzing around burrows in open ground.
A voracious predator that will even eat other dragonflies, the golden-ringed dragonfly is the UK's longest species. It can be found around acidic streams in moorland and heathland habitats.…
With a silvery body, and purple, pink and bluish streaks down its flanks, the rainbow trout lives up to its name. Popular with anglers, it is actually an introduced species in the UK.
Nora’s study of bird behaviour explores how small bird communities flock together to ward off larger predators. Nature has many things to teach us and is now widely acknowledged as a key…
From otters to freshwater shrimps, all animals are dependant on an abundant and reliable supply of clean water. Rivers sustain the natural environment, wildlife and people in equal measure.
The skeletons of deep-water corals form mounds that can support over 1,000 species of invertebrates and fish.
Limited in distribution, this sweetly-scented, short-cropped, springy grassland is famed for its abundance of rare and scarce species.
The Common sexton beetle is one of several burying beetle species in the UK. An undertaker of the animal world, it buries dead animals like mice and birds, and feeds and breeds on the corpses.