The rare smooth snake can only be found at a few heathland sites in the UK. It looks a bit like an adder, but lacks the distinctive zig-zag pattern along its back.

One of the most eye-catching sights on the rocky shore, this mind-boggling species resembling a collection of beautiful pressed flowers is actually a colony of individual animals!

As the name suggests, this tall, white heron is considerably larger than the similar little egret. Once a rare visitor to the UK, sightings have become more common over the last few decades, with…

The whooper swan is a very rare breeding bird in the UK, but has much larger populations that spend winter here after a long journey from Iceland. It has more yellow on its yellow-and-black bill…

This large green moth rests with its wings spread, so is sometimes mistaken for a butterfly.

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!

Mae'r gweirlöyn brych yn ffafrio golau haul brith rhodfeydd ac ymylon y coetir, gwrychoedd a hyd yn oed gerddi. Er gwaethaf ei ddirywiad, mae ei amrediad wedi lledaenu yn ystod y blynyddoedd…