Pellitory-of-the-wall is a small to medium-sized herb that frequently grows from cracks in old stone walls, pavements, cliffs and banks, and churches and ruins.

A summer visitor, the wheatear is a handsome chat, with black cheeks, white eyestripes, a blue back and a pale orange chest. Look for it on upland heaths and moors.

The courtship of the marsh harrier is certainly a sight to behold - wheeling and tumbling through the sky, male and female partners lock talons in mid-air. Look out for this rare bird over…

Mae’r malwod môr bach yma i’w canfod ymhlith y gwymon ar lannau creigiog o amgylch llawer o’r DU. Maent yn llawer o wahanol liwiau, o felyn llachar i frown brith!

The Atlantic salmon spends most of its life at sea, but makes an epic journey back to the river or stream in which it hatched to spawn. Look out for it in freshwater rivers in the north and west…

The black-and-white barnacle goose flies here for the 'warmer' winter from Greenland and Svalbard. This epic journey was once a mystery to people, who thought it hatched from the goose…

Pushing its way up through the cracks in pavements, the straw-coloured flower spikes of greater plantain or 'broadleaf plantain' are a familiar sight. This 'weed' also pops up…

Did you know your seaside scampi was actually a kind of lobster? Traditionally so - although the scampi that is often eaten with chips can be anything from prawns to fish.

Mae gwenyn meirch yn gyfarwydd iawn ond er hynny, dydyn nhw ddim yn boblogaidd iawn! Ond rhowch siawns i’r ffrindiau du a melyn yma, oherwydd maen nhw’n beillwyr pwysig a hefyd yn dda iawn am…

Mae’r ysgwydd felen yn ffwng ysgwydd lliw melyn sylffwr ar goed mewn coedwigoedd, parciau a gerddi. Mae i'w ganfod yn aml mewn clystyrau haenog ar dderw, ond mae hefyd yn hoffi ffawydd,…