Hummingbirds is from a vintage botanical illustration by Ernst Haeckel. I have chosen backgrounds and borders that enhance the colors and beautiful artwork of Haeckels paintings. This image would make the perfect, colorful gift for a nature or bird lover. Click Here for all my products with this design. Ernst Heinrich Philipp August Haeckel (February 16, 1834 – August 9, 1919), also written von Haeckel, was an eminent German biologist, naturalist, philosopher, physician, professor and artist who discovered, described and named thousands of new species, mapped a genealogical tree relating all life forms.