Grzegorz Lesniewski / Riparian forest with Crack Willow (Salix fragilis), White Willow (Salix alba) and blooming Wild Cherry (Prunus avium). Bieszczady Mountains, the Carpathians, Poland, May.

Wild Wonders of Europe / della Ferrera / Flowering birtworth (Aristolochia clematitis) by Ash trees (probably Fraxinus angustifolia) in riparian forest along the Trebizat River, Bosnia and Herzegovina, May 2009

Tim Fitzharris / Wild river in eastern hardwood forest, White Mountains National Forest, Maine

Robert Valentic / Koh Chang Wart Frog (Limnonectes kochangae) from riparian forest, Koh Chang Island, Thailand. Wet season.

Jeff Foott / Cottonwood (Populus sp) trees in riverine dip in autumn, Grand Staircase-Escalante National Monument, Utah

Jeff Foott / Fremont Cottonwood (Populus fremontii) trees in riverine dip in autumn, Deer Creek Canyon, Grand Staircase-Escalante National Monument, Utah

Christophe Courteau / Riverine palm tree forest near the Pendjari River, north-Western Part of the Pendjari National Park. Benin.

SCOTLAND: The Big Picture / Patches of riparian growth alongside the River Dee, with Mar Lodge Estate in distance, Deeside, Cairngorms National Park, Scotland, UK, September 2016.

Nick Garbutt / Proboscis monkey (Nasalis larvatus) Riverine forest, Kinabatangan River, Sukau, Sabah, Borneo.

Martin Gabriel / Tropical rainforest / riparian forest along a river, Tortuguero National Park, Costa Rica, February

Thomas Marent / Golden Snub-nosed Monkey (Rhinopithecus roxellana) habitat, Qinling Mountains, Shaanxi, China

Cyril Ruoso / Agile Frog (Rana dalmatina) spawning pond in forest during sudden snowstrom at which time spawning stops, Alsace, France