theba pisana snails on branches at the coast in cornwall, on a sunny summer's day

europe seaside animals beauty nature blurry background branch close coast conchology cornwall damage day england gastropod geography habitat horizontal insect invasive land snail light malacology mediterranean mollusk newquay people outdoors pest plant sand hill selective focus shallow depth field shells snails summer sunshine theba pisana white garden zoology branches sunny summer#39aph39#s damaged