Springwatch 2015 - Highlights & related content

Photographer Andy Rouse films urban grebes in the middle of Cardiff.

Trial of a glass shrimp stranded in a rockpool overnight.

Iolo Williams goes in search of his favourite bird, the hen harrier.

Chris Packham tests a sparrow and goshawk to discover which is the fastest and most agile

David Lindo and Ed Drewitt look at gull and pigeon nests in Bristol.

Sand lizards and Natterjack toads on the Sefton coast in England.

Iolo Williams has an exciting encounter with orcas in Scotland

A female newts journey to mate and lay eggs

Iolo Williams starts his Scottish island odyssey

Wildlife drama revealing the surprising lifecycle of a fruit fly

Stornoway perform Get Low on Unsprung from their album Bonxie

Web exclusive: Stornoway perform Lost Youth on Unsprung

Stornoway perform The Road You Didn't Take from their album Bonxie live on Unsprung.