Ci pigog
Mae'r siarc main yma’n cael ei enw o'r pigau o flaen ei asgell ddorsal. Gall ddefnyddio'r pigau yma i amddiffyn ei hun drwy gyrlio mewn bwa a tharo ysglyfaethwr.
Mae'r siarc main yma’n cael ei enw o'r pigau o flaen ei asgell ddorsal. Gall ddefnyddio'r pigau yma i amddiffyn ei hun drwy gyrlio mewn bwa a tharo ysglyfaethwr.
Erin has spent 25 years connecting people and wildlife as part of Nottinghamshire Wildlife Trust’s team that delivers events and open days at sites across the county including the annual Skylarks…
This large sea slug is anything but dull!
A good luck charm for travellers, Germander speedwell can be seen along roadsides, grassy lanes and hedgerows. Look for clumps of bright blue flowers.
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.
Often found carpeting damp grassland and woodland clearings, the blue flower spikes of bugle are very recognisable. A short, creeping plant, it spreads using runners.
The song thrush is a familiar garden visitor that has a beautiful and loud song. The broken shells of their blue, spotty eggs can often be found under a hedge in spring.
The upright, blue flower spikes of Viper's-bugloss can be spotted on chalk grassland, sand dunes, cliffs and banks. Its spotted stem is thought to resemble a viper.
The yellow meadow ant is known for creating anthills in grassland habitats. It has a close relationship with the Chalkhill blue butterfly - protecting the larvae in return for a sugary substance…
Ceulan: Blue 3C
The spiky, silvery leaves of Sea-holly give this plants its common name. Look for its beautiful, thistle-like, blue blooms on coastlines and sand dunes in summer.