Ernst Haeckel Nudibranchia Illustration

Free public domain Ernst Haeckel Nudibranchia illustration from the late 19th-century book, Art Forms in Nature.

Ernst Haeckel Nudibranchia

This colorful vintage scientific illustration depicts nudibranchs from the 19th-century. It’s part of a larger collection of vintage prints from Ernst Haeckel’s signature work, ‘Art Forms in Nature’, originally published between 1899 and 1904. Now in the public domain, this groundbreaking work helped mainstream ideas in evolutionary biology to Europe.

Love this vintage nudibranch illustration? Learn more about this unique soft-bodied gastropod below!

    Nudibranchs are a type of mollusk sea slug belonging to the Gastropod class, which also includes other sea slugs, snails, sea hairs, and limpets.
    This fascinating creature can make its own food by consuming both coral and algae, creating a photosynthetic process by using absorbed chloroplasts and the sun to generate nutrients for months at a time.
    Nudibranchs only have a shell during the larva stage.
    There are over 3,000 different species of Nudibranch slugs and counting!