Fel mae ei enw'n awgrymu, mae’r goron borffor yn ffwng coch llachar, siâp cwpan. Mae'n eang ei ddosbarthiad, ond yn brin, a gellir ei ddarganfod ar frigau a changhennau sydd wedi syrthio…

The comma has distinctively ragged wing edges, which help to camouflage it - at rest, it looks just like a dead leaf! It prefers woodland edges, but can be spotted feeding on fallen fruit in…

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…

Sand eels are a hugely important part of our marine ecosystem. In fact, the fledgling success of our breeding seabirds entirely depends on them.

The UK's smallest hawker, the Hairy dragonfly is mostly black in colour, but has a distinctively hairy thorax. It can be found in grazing marshes and flooded gravel pits, and along canals…

Although they might not look it, sea cucumbers like this one belong to the Echinoderm group and are therefore closely related to starfish and sea urchins

Although, commonly referred to as a ‘sea snail,’ this species in fact belongs to the fish family!

The lime hawk-moth is a large, night-flying moth that can be seen from May to July in gardens, parks and woods. It is buff-coloured, with green patches on its scalloped-edged wings.

With a torpedo-shaped body and long, narrow wings, the privet hawk-moth is a striking garden visitor. But the caterpillars really stand out: lime-green, with purple streaks and a black hook at the…