Why do fish have scales?
Most fish have scales, but not all! And did you know that not all scales are the same?
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Water vole by Terry Whittaker/2020VISION
Chwilio
Llwydni Lysnafeddog
Mae llwydni llysnafeddog yn RHYFEDD IAWN! Am flynyddoedd roedden ni’n meddwl mai ffwng oedd o, ond rhywbeth arall ydi o go iawn.
Blonde ray
This large skate has tiny, prickly spines all over its back.
Common squid
The common squid is a weird and wonderful predator found all around our coasts.
Morel
This unique fungus is one of the most sought after spring fungi of them all.
Rhostir
Rhostir yw un o’n cynefinoedd bywyd gwyllt sy’n wynebu’r bygythiad mwyaf, gyda llawer ohono wedi’i golli eisoes a’i droi’n rhywbeth arall. Mae’n ofod eang ac agored yn aml, lle mae eithin (gyda blodau bach melyn sy’n arogli fel cnau coco), rhedyn, grug a glaswelltau’n tyfu. Weithiau, mae coed bedw a phîn i’w gweld yma ac acw hefyd!
Bloody henry starfish
The bloody henry starfish is normally a bright purply-red colour and is found all around the UK.
Brown shrimp
The brown shrimp blends perfectly with its seabed home and is found all around the coasts of the UK.
Gwrachen y lludw
Pe baech chi’n codi carreg yn yr ardd, gobeithio y byddech chi’n dod o hyd i lawer o wrachod y lludw. Mae gan y trychfilod gwydn yma arfogaeth fewnol ac maen nhw’n hoffi cuddio mewn llecynnau…
Sea lettuce
Sea lettuce is unmistakeable - most often a bright green and always translucent, it is found on all UK coasts.
Mussel
The common mussel is a familiar sight on shores all around the UK and is a favourite food of people, seabirds and starfish alike.
Sand mason worm
This worm builds its own home out of bits of shell and sand. It can be spotted on the shore all around the UK.