Will Watson / Female Smooth Newt (Triturus / Lissotriton vulgaris) swimming amongst Hornwort (Ceratophyllum demersum) captive, UK

Niall Benvie / MYN / Smooth newt (Triturus vulgaris) male, showing underside, Alam-Pedja nature reserve, Tartumaa, Estonia, May, meetyourneighbours.net project

S. Zankl / Male Smooth / Common Newt (Triturus vulgaris) suspended underwater and showing orange underside, Germany

Nick Upton / Smooth newt (Lissotriton vulgaris / Triturus vulgaris) male found during a nocturnal survey at a dew pond renovated by the Mendip Ponds Project, near Cheddar, Somerset, UK, May 2018. Model released.

Nick Upton / Smooth newt (Lissotriton vulgaris / Triturus vulgaris) male found during a nocturnal survey at a dew pond renovated by the Mendip Ponds Project, near Cheddar, Somerset, UK, May 2018. Model released.

Nick Upton / Smooth newt (Lissotriton vulgaris / Triturus vulgaris) female found during a nocturnal survey at a dew pond renovated by the Mendip Ponds Project, near Cheddar, Somerset, UK, May 2018. Model released.

Will Watson / Smooth newt (LIssotriton vulgaris) female on top of Frogspawn (Rana temporaria), Bromyard Downs, Herefordshire, England.

Russell Cooper / Common newt / Smooth newt (Triturus vulgaris) male in breeding colouration. South-west London, UK.

MYN / Dirk Funhoff / Smooth newt (Lissotriton vulgaris), Weingarten, Rhineland-Palatinate, Germany, April. meetyourneighbours.net project

MYN / Dirk Funhoff / Smooth newt (Lissotriton vulgaris), Weingarten, Rhineland-Palatinate, Germany, April. meetyourneighbours.net project

Chris Mattison / Smooth newt, (Lissotriton vulgaris) female, terrestrial phase. Sheffield, August.

Will Watson / Male Palmate newt (Lissotriton helveticus), Smooth newt (Lissotriton vulgaris) and Great crested newt (Triturus cristatus) held in the hand for size comparison, following bottle trapping, captured fro...