Keywords: Haeckel Trochilidae labels.jpg in German <gallery> Image Haeckel_Trochilidae_text JPG </gallery> Kunstformen der Natur 1904 plate 99 Trochilidae see http //caliban mpiz-koeln mpg de/haeckel/kunstformen/high/Tafel_099_300 html here http //caliban mpiz-koeln mpg de/haeckel/kunstformen/high/Tafel_099_text_1_200 html here and http //caliban mpiz-koeln mpg de/haeckel/kunstformen/high/Tafel_099_text_2_200 html here creator Ernst Haeckel 1904 public domain due to age <gallery>File Haeckel Trochilidae jpg Cropped version</gallery> PD-old Hummingbirds in art Kunstformen der Natur 1904 |