Ymwelydd gaeaf ydi’r coch dan adain, yn mwynhau'r wledd o aeron tymhorol sydd gan wrychoedd, gerddi a pharciau'r DU i'w cynnig. Chwiliwch am y clytiau oren-goch nodedig o dan ei…

The male purple emperor is a stunning butterfly with a brilliant purple sheen. Look for it feeding around the treetops in woodlands, or on damp ground, animal droppings or even carrion in the…

The grizzled skipper has a striking brown-and-white checked wing pattern. It is a fast flier, so is best observed in the morning as it basks in the sun to warm up. It favours chalk grassland and…

The silverfish is so-named for its fish-like way of moving and its silvery scales. It can be found in the damp corners of the house, such as the kitchen or bathroom. Infestations can cause serious…

The common shieldbug was once restricted to Southern England, but has since been moving northwards and is now quite widespread. It can be found in all kinds of habitats from gardens to farms.

Traditionally a small finch of woodland and scrub, it appears that the lesser redpoll is now moving into our gardens. It has a streaky brown body, red forehead and black bib, and mostly feeds on…

From spring, look out for the beautiful, speckled gold-and-black breeding plumage of the golden plover. It can be found in its upland moorland breeding grounds from May to September, moving to…