Cover of A history of the earth and animated nature (1820) by Oliver Goldsmith (1730-1774). Digitally enhanced from our own… Free Image from public domain license 
Asiatic elephant (Elephas maximus) indicus illustrated by Charles Dessalines D' Orbigny (1806-1876). Digitally enhanced from… Free Image from public domain license 
Giraffe (Giraffa camelopardalis) illustration wall art print and poster. Free Image from public domain license