Alex Mustard / In-camera motion blur image of a female Hedgehog Seahorse (Hippocampus spinosissimus). Lembeh Strait, Sulawesi, Indonesia, Molluca Sea, March.

Mark Taylor / Baby Hedgehog (Erinaceus europaeus), nose up, sniffing the air.

Mark Taylor / Two young Hedgehogs (Erinaceus europaeus) one standing, one rolled into a ball.

Mark Taylor / Baby Hedgehog (Erinaceus europaeus) portrait, holding one paw aloft.

Mark Taylor / Baby Hedgehog (Erinaceus europaeus) portrait, holding one paw aloft.

Mark Taylor / Two baby Hedgehogs (Erinaceus europaeus) portrait, helpless and with eyes shut.

John Waters / Hibernating Hedgehog (Erinaceus europaeus) curled up into ball, with paws and snout visible, UK

Paul Hobson / Hedgehog (Erinaceus europaeus) released adult in garden at night, with house in background, Peak District, England, UK

Andy Rouse / European hedgehog (Erinaceus europeaus) caught in beer can wrapper (photograph taken at vets) UK

Andy Rouse / European hedgehog (Erinaceus europeaus) yawning, UK

Gary K. Smith / Hedgehog (Erinaceus europaeus) foraging for food in autumn woodland setting. UK

Konrad Wothe / Brown-breasted Hedgehog (Erinaceus europaeus) in spring flowers, Bavaria, Germany

Pete Oxford / Small Madagascar hedgehog (Echinops telfari) curled up in a ball. Krindy Forest, Western Madagascar

Jane Burton / Young European Hedgehogs {Erinaceus europaeus}, 2 days old, captive

Rolf Nussbaumer / Lace Cactus {Echinocereus reichenbachii} flower abstract, Texas, USA

ZSSD / African Hedgehog (Atelerix algirus) baby curled up in defensive posture, native to Africa

ZSSD / African Hedgehog (Atelerix algirus) baby next to American dime to show scale, native to Africa

Andy Sands / Hedgehog {Erinaceus europaeus} foraging on pavement in urban area, Hertfordshire, England

Paul Hobson / Hedgehog eating snails {Erinaceus europaeus} Yorkshire, UK snail (Helix aspersa)

Niall Benvie / Hedgehog (Erinaceus europaeus) captive, Scotland

Paul Hobson / Hedgehog in flowerpot {Erinaceus europaeus} Yorkshire, UK

Andrew Parkinson / Hedgehog in beech woodland {Erinaceus europaeus} Derbyshire, UK

Jane Burton / Hedgehog carrying newborn to new nest (Erinaceus europaeus) captive, UK.

Artur Tabor / Hedgehog (Erinaceus europaeus) silhouette at sunset. Poland, Europe

Gerry Ellis / African Hedgehog (Atelerix algirus) portrait, northwest Africa

ZSSD / African Hedgehog (Atelerix algirus) mother and baby, native to Africa

Dietmar Nill / Hedgehog about to feed on snail {Erinaceus europaeus} Germany

Niall Benvie / Hedgehog curled up, viewed from underside. UK

Artur Tabor / Hedgehog under full moon, Poland

Colin Seddon / Hedgehog, orphaned 8-day-old baby being fed from syringe

SIMON KING / Hedgehog eats out of dog bowl while child watches. England

Niall Benvie / Hedgehog curled up showing underside {Erinaceus europaeus} Scotland, UK

Martin H Smith / Hedgehog (Erinaceus europaeus) eating Oystercatcher eggs on South Uist, Scotland. Introduced to the island in 1974, the hedgehog population has increased dramatically and is causing populations of nes...

Juan Manuel Borrero / Illustration of European hedgehog (Erinaceus europaeus). Pencil and watercolor painting.

Ann & Steve Toon / Hedgehog (Erinaceus europaeus) dead on the side of the road, Islay, Scotland, UK

Ann & Steve Toon / Hedgehog (Erinaceus europaeus), at risk by car wheel, controlled conditions, captive, England, March

Ann & Steve Toon / Hedgehog (Erinaceus europaeus, at risk by car wheel, controlled conditions, captive, England, March

Ann & Steve Toon / Hedgehog (Erinaceus europaeus), climbing on wall, captive, UK, July

Ann & Steve Toon / Hedgehog (Erinaceus europaeus) can get its head stuck in discarded plastic can holder. Set-up shot with captive animal, UK, July

Ann & Steve Toon / Hedgehog (Erinaceus europaeus, feeding in dog bowl, captive, UK, July

Ann & Steve Toon / Hedgehog (Erinaceus europaeus) captive, UK, March

Ann & Steve Toon / Hedgehog (Erinaceus europaeus) captive, UK, March

Ann & Steve Toon / Hedgehog (Erinaceus europaeus) captive, UK, March

Ann & Steve Toon / Hedgehog (Erinaceus europaeus) captive, UK, March

Ann & Steve Toon / Hedgehog (Erinaceus europaeus) in garden with house in background, captive, UK, March

Ann & Steve Toon / Hedgehog (Erinaceus europaeus) in garden with house in background, captive, UK, March

Ann & Steve Toon / Hedgehog (Erinaceus europaeus), in plant pot, captive, UK, March

Ann & Steve Toon / Hedgehog (Erinaceus europaeus), wandering on garden bonfire pile, captive, UK, March

Ann & Steve Toon / Hedgehog (Erinaceus europaeus) feeding in dog bowl, captive, UK, July

Ann & Steve Toon / Hedgehog (Erinaceus europaeus) climbing wall, captive, UK, July

Ann & Steve Toon / Hedgehogs (Erinaceus europaeus) can get their head stuck in discarded plastic can holder. Set-up shot with captive animal

Ann & Steve Toon / Hedgehog (Erinaceus europaeus) self-anointing, captive, UK, March

Ann & Steve Toon / Hedgehog (Erinaceus europaeus), in plant pot, captive, UK, March

Ann & Steve Toon / Hedgehog (Erinaceus europaeus), in plant pot, captive, UK, March

Ross Hoddinott / Hedgehog (Erinaceus europaeus) by car tyre Cornwall, UK. captive

David Tipling / Hedgehog (Erinaceus europaeus) in garden inspecting bowl of food left out for it, Norfolk, September

Konrad Wothe / European Hedgehog (Erinaceus europaeus) curled up hibernating in leaves, Bavaria, Germany, November

Konrad Wothe / European hedgehog (Erinaceus europaeus) next to bowl of food put out for it in garden, Erinaceus europaeus in spring, Bavaria, Germany

Konrad Wothe / European Hedgehog (Erinaceus europaeus) in grass with daisies, Bavaria, Germany

Konrad Wothe / European Hedgehog (Erinaceus europaeus) curled up hibernating amongst leaves, Bavaria, Germany, December

Konrad Wothe / Hedgehog (Erinaceus europaeus) in box cared for by humans over winter, Germany, October

Adrian Davies / Close up of the underside a Wood hedgehog fungus (Hydnum repandum), showing its teeth-like spore-bearing structures, Surrey, England, UK, October.

Ingo Arndt / Brown-breasted Hedgehog (Erinaceus europaeus) hibernating inside hollow fallen tree, Germany

Ingo Arndt / Brown-breasted Hedgehog (Erinaceus europaeus) hibernating inside hollow fallen tree, Germany

Ingo Arndt / Brown-breasted Hedgehog (Erinaceus europaeus) hibernating in leaves, Germany

Ingo Arndt / Brown-breasted Hedgehog (Erinaceus europaeus) hibernating in leaves, Germany

David Kjaer / Western Hedgehog (Erinaceus europaeus) juvenile on grass. Wiltshire, England, UK, August.

David Kjaer / Western Hedgehog (Erinaceus europaeus) juvenile on grass. Wiltshire, England, UK, August.

Floris van Breugel / Hedgehog Cactus (Echinocereus) and an Ocotillo (Fouguieria splendens) in the distance with clouds above, Anza Borrego State Park desert, California, USA, April.

Nick Upton / 2020VISION / Volunteer Shen Yan Liow looks on as mammalogist Gill Brown matches up inky hedgehog footprints left in a footprint tunnel with identification chart during Arnos Vale Cemetery Bioblitz, Bristol, UK, Ma...

Nick Upton / 2020VISION / Volunteer Shen Yan Liow looks on as mammalogist Gill Brown matches up inky hedgehog footprints left in a footprint tunnel with identification chart during Arnos Vale Cemetery Bioblitz, Bristol, UK, Ma...

Vladimir Medvedev / Hedgehog (Erinaceus europaeus amurensis) suckling young. Russia, Primorskiy Krai, Eastern Russia, July.

Danny Green / Hedgehog (Erinaceus europaeus) amongst leaves in low sunlight. Leicestershire, UK, November.

Roland Seitre / Vincent Dethier, Reserve Director at Fathala, with a Four-toed Hedgehog (Aterlix albiventris). Toubacouta, Senegal.

Colin Seddon / Baby orphaned Hedgehog (Erinaceus europaeus) feeding from syringe, UK

Laurie Campbell / Hedgehog (Erinaceus europaeus) silhouetted at dusk, Berwickshire, Scotland, March

Laurie Campbell / Hedgehog (Erinaceus europaeus) on woodland floor, Berwickshire, Scotland, April

Laurie Campbell / Hedgehog (Erinaceus europaeus) on garden lawn, Berwickshire, Scotland, March

Laurie Campbell / Hedgehog (Erinaceus europaeus) silhouetted at dusk, Berwickshire, Scotland, March

Laurie Campbell / Hedgehog (Erinaceus europaeus) curled up in defensive position in leaf litter, Berwickshire, Scotland, October

Laurie Campbell / Hedgehog (Erinaceus europaeus) coming out of defensive postion, Berwickshire, Scotland, April

Pete Oxford / Long-eared Hedgehog (Hemiechinus auritus), Gobi Desert, Mongolia

Pete Oxford / Long-eared Hedgehog (Hemiechinus auritus), Gobi Desert, Mongolia

Pete Oxford / Long-eared Hedgehog (Hemiechinus auritus) rolled up in defensive posture, Gobi Desert, Mongolia

Philippe Clement / Sting winkle / Oyster drill / Hedgehog Murex (Ocenebra erinacea) shells on beach, Brittany, France

Ernie Janes / Hedgehog (Erinaceus europaeus) beside watering can in garden, UK

Ernie Janes / Hedgehog (Erinaceus europaeus) in flowerpot, UK

Ernie Janes / Hedgehog (Erinaceus europaeus) uncurling from defensive ball, UK

Ernie Janes / Hedgehog (Erinaceus europaeus) moving ast through woodland, UK

Ernie Janes / Hedgehog (Erinaceus europaeus) in woodland, UK

Ernie Janes / Hedgehog (Erinaceus europaeus) in woodland, UK

Ernie Janes / Hedgehog (Erinaceus europaeus) rolled up on white background, captive, UK

Ernie Janes / Hedgehog (Erinaceus europaeus) on white background, captive, UK

Ernie Janes / Hand feeding baby Hedgehog (Erinaceus europaeus) at rescue centre, UK

Rolf Nussbaumer / Strawberry Hedgehog Cactus (Echinocereus enneacanthus), blooming. Laredo, Webb County, South Texas, USA, April.

Rolf Nussbaumer / Scaled Quail (Callipepla squamata), adult male and Strawberry Hedgehog Cactus (Echinocereus enneacanthus). Laredo, Webb County, South Texas, USA, April.