Page 16: Center: © Aaron Ferster, Photo Researchers; page 17: Top right: © Korkeasaaren Eläintarha / Markku Bussman; bottom: © T.
Page 16: Center: © Aaron Ferster, Photo Researchers; page 17: Top right: © Korkeasaaren Eläintarha / Markku Bussman; bottom: © T.