Black-tailed Tree-Creeper (Climacteris melanura) illustrated by Elizabeth Gould (1804–1841) for John Gould’s… https://www.rawpixel.com/image/321514/free-illustration-image-gould-treecreeper-elizabethFree Image from public domain licenseBlack-backed Tree-Creeper (Climacteris melanotus) illustrated by Elizabeth Gould (1804–1841) for John Gould’s… https://www.rawpixel.com/image/321510/free-illustration-image-bird-back-treecreeper-elizabeth-gouldFree Image from public domain license