natural science illustration
Line drawing of Pear blossom Pyrus communis
Blossom of Pear Pyrus communis tonal study
Tonal study of pear blossom
Three pear blossom flowers
Study of Pear leaves and flower Pyrus communis
Pear fruit with leaves
Downy birch Betula pubescens (colour)
Bittern Botaurus stellaris
Red deer stag Cervus elaphus
Garden scene
Swift Apus apus
House martin Delichon urbicum
House martin Delichon urbicum in flight
Swift Apus apus in flight
Swift Apus apus and House martin Delichon urbicum in flight
Nesting tower for swifts, martins, and bats
Sessile Oak tree Quercus petraea
Aspen tree Populus tremula
Aspen sprig Populus tremula
Aspen Populus tremula
Sprig of Goat willow Salix caprea
Goat willow Salix caprea
Fieldfare Turdus pilaris with hawthorn berry
Fieldfare pair Turdus pilaris in hawthorn tree