two north american beavers (castor canadensis), old and young swimming in the beaver pond, food plants visible, yukon territory, canada, north america - 北美海狸 個照片及圖片檔
North American beaver, Castor canadensis, and lesser Egyptian jerboa, Jaculus jaculus. Handcolored engraving by Fournier after an illustration by...插圖
Native American hunter with rifle watching beavers, Castor canadensis, build a dam. Handcoloured lithograph from Carl Hoffmann's Book of the World,...
Beaver, alpine marmot, bobak marmot and earless marmot Castor canadensis, Marmota marmota, Marmota bobak Hand-colored copperplate engraving from a...
North American beaver, Castor canadensis, and rakali or water-rat, Hydromys chrysogaster. Handcoloured copperplate stipple engraving from Frederic...
