Agave Leaf Forms Zimbabwe Greetings Card: a photograph of an agave rosette showing the spiral geometry of its leaves, on a blank A6 card ready to send.

The Amanita Muscaria Wales Greetings Card: a photograph of the fly agaric found growing wild in Wales, and the fungus behind the fairy-tale toadstool.

Ammonite wall sculpture: two white marble stone panels, 52cm x 50cm, carving the coiled shell that once let an ancient sea creature control its own buoyancy.

Ancient Ammonite wall sculpture: a large two-part marble stone relief, 120cm x 120cm, carving the logarithmic spiral of a 400-million-year-old fossil.

Ancona Plane Tree Bark of Italy Greetings Card: a close photograph of a plane tree's mottled, moulting bark, photographed in Ancona, on a blank A6 card.

Barbados Shellmoon Greetings Card: a Caribbean shell photographed against the moon whose pull creates the tide that brings it ashore, on a 15cm square card.

Bat Again Greetings Card: original art marking the bat's nightly return to the sky at dusk, wings built from a stretched, elongated hand, on a 15cm card.

Beautiful Natural History Greetings Card: an original graphite drawing in the old tradition of natural history illustration, on a textured 15cm square card.

Beautiful Natural History of Land Sea Air Print: observational drawings in A4, A3 or A2 on 100% cotton 310gsm paper, priced from £20 to £60, ready to frame.

The Beetle in Pink Greetings Card: a watercolour study of an insect working in a colour that beetles rarely wear, and what structural colour actually is.

The Beetle with a Heart Greetings Card: a photograph of a natural marking that reads as a heart, and why beetles evolved to wear such bold warning patterns.

Blue River Marbled Moon Print: a 40cm marbled study on 100% cotton rag paper, limited edition of ten, mounted on a round window-cut mount board, priced £60.

Blue Valley Marbled Moon Print: a 40cm marbled study on 100% cotton rag paper, limited edition of ten, mounted on a round window-cut mount board, £60.

Bone Spiral wall sculpture: two white marble stone panels, 55cm x 85cm, carving the spiral forms built into ears, horns and DNA beneath the surface of things.

Brain Coral Maze Pattern Greetings Card: a close photograph of a grooved brain coral's winding, maze-like ridges, printed on a blank 15cm square card.

Brancusi wall sculpture: two white marble stone panels, 50cm square, drawing on Constantin Brancusi's totemic wood carvings and Romanian folk art traditions.