This purply-brown seaweed is a common feature on our rocky shores and on our dinner plates.

Our most diminutive falcon, the merlin is a pretty bird of prey. It chases small birds, flying low to the ground or hovering in the breeze because of its small size. Resident merlins are joined in…

Mae’r pryf copyn tŷ cawraidd yn un o'n infertebrata cyflymaf ni, yn rhedeg hyd at hanner metr yr eiliad. Mae'r pryf copyn mawr, brown yma’n troelli gwe sy'n debyg i gynfasau ac yn…

This unmistakable moth spends the winter as an adult, tucked away in a sheltered spot like a cave or outbuilding.

This streaky brown bird is a winter visitor, occasionally found walking around the muddy margins of marshes.

The grayling is one of our largest brown butterflies and a master of disguise - its cryptic colouring helps to camouflage it against bare earth and stones in its coastal habitats and on inland…

This beautiful bumblebee favours upland areas, but has declined in recent decades and is now nationally scarce.

Er ei fod braidd yn swil, mae’r mamal morol rhyfeddol yma i’w weld yn agos at y lan mewn dyfroedd bas. Os byddwch chi’n llwyddo i fynd yn agos ato, cofiwch wrando am y sŵn ‘pwffian’ uchel mae’n ei…