(13) http://commons.wikimedia.org/wiki/Image:Springtamarin.jpg. CC-BY-SA 2.0
Germany.
(14) http://commons.wikimedia.org/wiki/File:K%C5%8Dkako.jpg. CC-BY-SA 2.0.
(15) http://commons.wikimedia.org/wiki/Image:Kereru_maunga.jpg. Public Domain.
(16) Mike R..http://commons.wikimedia.org/wiki/File:BonoboFishing05.jpeg.
GNU-FDL.
(17) Raymond Shobe.http://commons.wikimedia.org/wiki/Image:
Labrador_Retriever_assistance_dog.jpg. CC-BY-SA 2.0.
(18) http://commons.wikimedia.org/wiki/File:
Callorhinus_ursinus_and_harem.jpg. Public Domain.
(19) Charles J. Sharp.
http://commons.wikimedia.org/wiki/Image:Baboons_on_rock.jpg. GNU-FDL.
(20) http://commons.wikimedia.org/wiki/Image:Giraf.jpg. GNU-FDL.
(21) Luxo.
http://commons.wikimedia.org/wiki/Image:Langschwanzmakak_in_tioman.jpg.
GNU-FDL.
(22) Sannse.
http://commons.wikimedia.org/wiki/Image:Ring_tailed_lemur_and_twins.jpg.
GNU-FDL.
(23) Buecherfresser.
http://commons.wikimedia.org/wiki/Image:Greater_Bush_Baby.jpg. GNU-FDL.
(24) Adrian Pingstone.
http://commons.wikimedia.org/wiki/File:Egyptian.fruitbat.arp.jpg. Public
Domain.
(25) http://commons.wikimedia.org/wiki/File:Echidna_-_melbourne_zoo.jpg.
GNU-FDL.
(26) Stefan Scheer.
http://commons.wikimedia.org/wiki/Image:Neandertaler_reconst.jpg.
GNU-FDL.
(27) http://commons.wikimedia.org/wiki/File:Chimps.jpg. CC-BY 2.5.
(28) http://commons.wikimedia.org/wiki/File:Kangaroo_and_joey05.jpg.
GNU-FDL.