Nick Saunders/ BIA / Pine Siskin (Carduelis pinus), Saskatchewan, Canada

David Pattyn / Siskins (Carduelis spinus) fighting over food. Oisterwijk, The Netherlands, March.

Kim Taylor / Two Siskins (Carduelis spinus) fighting, Surrey, UK, March

Mark Hamblin / 2020VISION / Siskin (Carduelis spinus) male at garden pool, Scotland, UK, May. Did you know? The total combined size of the UKs gardens is bigger than all our National Nature Reserves put together!

Andrew Parkinson / Siskin (Carduelis spinus) male peched on an alder branch, Rothiemurchus Forest, Scotland, UK, April.

Peter Cairns / Siskin (Carduelis spinus) male reflected in garden pool. Scotland, May.

Pete Cairns / Siskin (Carduelis spinus) male perched on frosted Cotoneaster branch, Scotland, UK

Gabriel Rojo / Hooded siskin {Carduelis megellanica} La Pampa, Argetina

WILLIAM OSBORN / Male Siskin feeding in Silver birch tree (Betula pendula) UK

Konrad Wothe / Siskin (Carduelis spinus) female, Bavaria, Germany. October.

Alan Murphy/ BIA / Pine Siskin (Carduelis pinus), Alaska

Gary K. Smith / Siskin (Carduelis spinus) perched on corkscrew hazel with catkins, England, UK. March.