Prickly pear cactus, Opuntia humifusa, Close view of spikey leaves and fruit starting to colour deep red with a snail sat on one leaf.

Pear, Nashi Pear, Pyrus pyrifolia, Close view of the golden rounded fruits growing on the tree.

Pear, European pear, Pyrus communis 'Robin' sprig of unopened blossom buds with leaves. Backlit close view.

Pear, European pear, Pyrus communis 'Robin', sprig of unopened blossom buds with leaves. Backlit close view.

Pear, European pear, Pyrus communis 'Robin', sprig of blossom with leaves close view showing stamen.

Pear, Pyrus communis cultivar. Digitally manipulated, black and white image of two pears placed together within frame on textured background, softened to create effect of illustration.

Pear, Pyrus communis cultivar. Digitally manipulated image of three pears against muted, softened background to create effect of illustration.

Pear, Pyrus communis cultivar. Digitally manipulated image of three pears against muted, softened background to create effect of illustration.

Pear, Pyrus communis cultivar. Digitally manipulated image of pear within wooden frame against muted, softened background to create effect of illustration.

Apple and Pear. Digitally manipulated image of apple and pear within wooden frame against muted, softened background to create effect of illustration.

Prickly pear cactus, Opuntia leucotricha. Tunas or cactus fruit. Mexico, Bajio, Zacatecas,

Prickly pear cactus, Opuntia leucotricha. Preparing tunas or cactus fruit, cropped shot of hands holding peeled fruit and knife. Mexico, Bajio, Zacatecas,