Page 16: Center: © Aaron Ferster, Photo Researchers; page 17: Top right: © Korkeasaaren Eläintarha / Markku Bussman; bottom: © T.
Lk 16: keskel: © Aaron Ferster, Photo Researchers; lk 17: ülal paremal: © Korkeasaaren Eläintarha / Markku Bussman; all: © T.