But dur­ing the first, say, 200 years of mod­ern sci­ence, sci­en­tists were “nat­ur­al philosophers”—often as well versed in log­ic, meta­physics, or the­ol­o­gy as they were in math­e­mat­ics and tax­onomies. Many sci­en­tists have been fine artists indeed, rival­ing the greats, and they’ve made very fine musi­cians as well. Haeckel’s method was a holis­tic one, in which art, sci­ence, and phi­los­o­phy were com­ple­men­tary approach­es to the same sub­ject. But you can see all 100 of Haeckel’s orig­i­nal­ly pub­lished prints in zoomable high-res­o­lu­tion scans here. Or pur­chase a one-vol­ume reprint of the orig­i­nal Art Forms in Nature, with its 100 glo­ri­ous prints, through this Dover pub­li­ca­tion, which describes Haeckel’s art as “hav­ing caused the accep­tance of Dar­win­ism in Europe….