Wild Wonders of Europe / Widstrand / Pool Frog (Rana lessonae) sitting on White lily pad, Danube delta rewilding area, Romania

Wild Wonders of Europe / Widstrand / White water lily (Nymphaea alba) Danube delta rewilding area, Romania

Linda Pitkin / 2020VISION / Water-crowfoot (Ranunculus fluitans subsp. penicillatus) flowering underwater, Cumbria, England, UK, September. Did you know? The latin name for this genus 'Ranunculus' comes from the Latin for 'Litte...

Linda Pitkin / 2020VISION / Split-level view of the River Leith, showing Water-crowfoot (Ranunculus fluitans subsp. penicillatus) growing underwater, Cumbria, England, UK, September. Did you know? Cumbria is one of the least den...

Anup Shah / Western chimpanzee (Pan troglodytes verus) young male 'Jeje' aged 13 years using a tool made from a stem for 'Algae Scooping', Bossou Forest, Mont Nimba, Guinea. December 2010.

Christophe Courteau / Night waterlily {Nymphaea lotus}. Moremi GR, Okavango delta, Botswana.

Cheryl-Samantha Owen / Looking down on sea grass, Aldabra Atoll, Seychelles, Indian Ocean

Sandra Bartocha / Common Water-Crowfoot (Ranunculus aquatilis) June

Linda Pitkin / 2020VISION / River Itchen, with aquatic plants reflected in the surface. Blunt-fruited Water-starwort (Callitriche obtusangula). Ovington, Hampshire, England, May.

Linda Pitkin / 2020VISION / Split level view of the River Itchen, with aquatic plants: Blunt-fruited Water-starwort (Callitriche obtusangula). Itchen Stoke Mill is visible on the left. Ovington, Hampshire, England, May.

Linda Pitkin / 2020VISION / Aquatic plants in River Itchen: Blunt-fruited Water-starwort (Callitriche obtusangula), and Stream Water-crowfoot (Ranunculus penicillatus subsp. pseudofluitans). Ovington, Hampshire, England, May.

Willem Kolvoort / Aquatic plants and algae in river, River Black Drim, Albania, Eastern Europe, May 2009