Butterfly expert Alan Sumnall offers a thorough guide to one of our most enchanting groups of butterflies – the blues.

Mae’r arbenigwr mamaliaid, Stuart Edmunds, yn cyflwyno’r casgliad anhygoel yma o gigysyddion.

Caroline Bateson, NWWT Public Engagement Officer, shares some of the sights and sounds of this autumn walk with local botany expert Nigel Brown as they explore the wildlife and history of the…

We face an urgent nature and climate crisis. The situation is dire, with more than one in ten species in England on the brink of extinction and the UK amongst the most nature-depleted countries in…

The volunteers of the Mon Gwyrdd youth forum in partnership with the Cwlwm Seiriol project took part in an incredibly successful harvest mouse survey this winter, monitoring the populations of…

Cipolwg ar fyd nwydus carwriaeth anifeiliaid

Ydych chi wedi gweld unrhyw olion traed dirgel neu faw anesboniadwy? Ewch ati i ddatrys y mater gyda rhai awgrymiadau gan Darren Tansley, y Ditectif Mamaliaid.

Grey seals (Halichoerus grypus) begin moulting during December-April.

Mae’n dymor paru i’n morloi llwyd ni ac mae’r cyfan i’w weld ar hyd arfordir Gogledd Cymru.

Right now grey seals/Morloi llwyd (Halichoerus grypus) will be returning to haul out sites all along our coasts for the pupping season.