Doing your bit for science

This stunning starling is sporting a bit of extra 'bling'...

@Natures_Voice @RSPBNorfolkLinc #BigGardenBirdWatch This Starling was tagged pic.twitter.com/CNwEsGubJo

— Jaimie Rice (@MrsJaimieRice) January 30, 2017

As well as helping us understand more about our garden birds by taking part in Big Garden Birdwatch, watch out for birds with rings.

If you can read the number or letters, send in the details to the British Trust for Ornithology - they'll be very pleased to hear from you!