John Shaw / Hybrid Poplar tree plantation in autumn (Populs sp.). Boardman Tree Farm, near Irrigon, Oregon, USA. October.

Marie Read / Blue jay (Cyanocitta cristata) holding an acorn in its bill whilst perched on tree stump, with autumn foliage, New York, USA, October.

John Waters / Large group of Pied wagtails (Motacilla alba) roosting in a Plane tree (Platanus hispanica), Bath, England, UK, January.

Guy Edwardes / Aurora Borealis over Sycamore Gap, Hadrian's Wall, Northumberland, England. February 2014

Steve Downer / Timelapse of Sycamore tree (Acer pseudoplatanus) leaves developing, UK. March. Controlled conditions.

Jeff Foott / Maple (Acer sp) leaves and needles in autumn, Acadia National Park, Maine

Jack Dykinga / Western sword fern (Polystichum munitum) and Big leaf maple (Acer macrophyllum) trees that are covered with moss, Hoh Temperate Rainforest, Olympic National Park, Washington, USA. June 2017.

Theo Bosboom / Maple leaf in autumn, viewed from underwater with bubbles and foam of mountain stream, La Hoegne, Ardennes, Belgium.

Andres M. Dominguez / Great grey shrike (Lanius meridionalis) perched on a branch of Montpellier maple (Acer monspessulanum). Sierra de Grazalema Natural Park. southern Spain. December.

Kevin Schafer / Pine (Pinus sp) and Japanese Maple (Acer palmatum) trees in autumn, Ginkakuji Gardens, Kyoto, Japan

Ross Hoddinott / Maple leaves backlit on lightbox, Broxwater, Cornwall, UK. November 2013.

Floris van Breugel / Late fall colors linger among the mossy trees (Acer macrophyllum) in the Hoh Rainforest in Olympic National Park. Washington, USA. November 2012