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Indian silex
This replica of the Robust Ape Man was discovered in 1938 in South Africa’s Cradle of Humankind. It lived in the Pleistocene Period (two to one million years ago). A debate is still ongoing if the Robust Ape Man belongs to the genus Paranthropus or the genus Australopithecus.
Plains zebra skull, Equus quagga, formerly Equus burchelli, Common zebra or Burchell's zebra,
skull of prehistoric man, Skull of prehistoric man habilis isolated on white background with space for text
Big teeth skull
Boar skull on black background in side view
A rabbit skull from above on a plain background.
Isolated photo of head and vertebrae of prehistoric phorusrhacidae bird
Brown Hyena Skull at Otjozondjupa Region, Namibia, Namibia
Saber tooth tiger skull, with long white front teeth.
Spotted hyena skull, Crocuta crocuta, also known as laughing hyena, is a carnivorous mammal of the family Hyaenidae, of which it is the largest extant member.
The skull of Homo erectus on the white background
Close up of a bleached pine marten skull
Skull of the chimpanzee (Pan troglodytes), also known as the common chimpanzee, or simply chimp
A goatskull isolated on black
remain dead animal head, bone skeleton detail, anatomical close-up, copy space.
The head and neck of a aquatic dinosaur isolated on white with a clipping path
Mr/Mrs. Ples, a widely used name for a complete skull of an Australopithecus africanus was discovered by Robert Broom and John T. Robinson in 1947 in South Africa near Sterkfontein in the Cradle of Humankind, a UNESCO World Heritage Site. Age: 2.5 million- 2.8 million years. REPLICA.
Pronghorn skull, Pronghorn Antelope, Antelope,  Antilocapra americana,  artiodactyl mammal; endemic.  It is the only surviving member of the family Antilocapridae.
Side view shot astrapotherium animal skull head isolated photo
Magnified close up of a rounded cracked sandstone rock.
hyena skull on white, isolated
Image of a fossil Australopithecus afarensis on its side
The Dinosaur looks like it is laughing rather than being dangerous.
polar bear skull
This 3,2 million years old Australopithecus skull is a replica of a female fossil called Lucy. Afarensis denotes the Afar Depression in Ethiopia where footprints and a skeleton were discovered.
A white cougar skull... side view with mouth opened... with some copy space on the black background
Side view shot famous sabertooth extinct predator skull head with open mouth isolated photo
Pronghorn skull, Pronghorn Antelope, Antelope, Antilocapra americana, artiodactyl mammal; endemic.  It is the only surviving member of the family Antilocapridae.
Free Images: "bestof:Eusmilus olontsau.JPG Skull of Eusmilus olsontau a fossil carnivoran took the foto on the American Museum of Natural History in New York 2008-04 Ghedoghedo GFDL"
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Charm necklace, Masai - African objects in the American Museum of Natural History - DSC05973.JPG
Shield, Masai - African objects in the American Museum of Natural History - DSC05971.JPG
Hyotherium major skull MNHN.jpg
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MJ_Heade_Sunset_Over_the_Marshes_1890-1904.jpg
Albert_Bierstadt_-_The_Rocky_Mountains,_Lander's_Peak.jpg
Bellows_CliffDwellers.jpg
George_Bellows_-_Men_of_the_Docks_-_1912_-_The_National_Gallery.jpg
Church_Heart_of_the_Andes.jpg
Edward_Savage_-_The_Washington_Family_-_Google_Art_Project.jpg
Lady_Elizabeth_Hamilton_(1753–1797),_Countess_of_Derby.jpg
Stroop Report - Warsaw Ghetto Uprising 06.jpg
Stroop Report - Warsaw Ghetto Uprising 06b.jpg
Fra_Angelico,_Fra_Filippo_Lippi,_The_Adoration_of_the_Magi.jpg
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Allosaurus.jpg
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fossil-fossils-sea-lilies-petrified-1577059.jpg
The-main-immigration-building-on-Ellis-Island-in-New-York-harbor.jpg
Homotherium crenatidens fabrini MNHN.jpg
Mandrillus sphinx MNHN.jpg
Hipparion gracile MNHN1.jpg
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ichthyosaurs-skeleton-petrified-1257307.jpg
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Ursus spelaeus MNHN.jpg
Equus hemionus kulan MNHN.jpg
Lagothrix lagotricha grison mâle MNHN.jpg
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Diceros bicornis MNHN.jpg
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'Landscape, Hudson Valley' by George Inness, Cincinnati Art Museum.JPG
Northeaster_by_Winslow_Homer_1895.jpg
Twilight (Sunset) by Frederic E. Church, 1856, oil on canvas - Albany Institute of History and Art - DSC08132.JPG
Frederic_Edwin_Church_-_Aurora_Borealis_-_Google_Art_Project.jpg
'Sunset'_by_Edward_Mitchell_Bannister,_c._1875-80.jpg
Abolish child slavery.jpg
Gerard_David_-_Virgin_and_Child_with_Four_Angels_-_WGA6036.jpg
Tiepolo_Vercellae.jpg
Édouard_Manet_-_Jeanne_(Spring).jpg
Christian Adolf Schreyer - Arabs in Egypt, Sunrise - Walters 37136.jpg
1880_Pierre_Auguste_Cot_-_The_Storm.jpg
Miraj_by_Sultan_Muhammad.jpg
Washington_Crossing_the_Delaware_by_Emanuel_Leutze,_MMA-NYC,_1851.jpg
Antonio_del_Pollaiuolo_-_Profile_Portrait_of_a_Young_Lady_-_Google_Art_Project.jpg
The_Beach_at_Villerville,_Eugène_Boudin,_1864.jpg
Pauline_Clyburn,_rehabilitation_client_at_Manning,_Clarendon..._(3109745797).jpg
Walt_Whitman_edit_2.jpg
John_Jay_(Gilbert_Stuart_portrait).jpg
William-Adolphe_Bouguereau_(1825-1905)_-_Pieta_(1876).jpg
Claude_Monet,_Le_Grand_Canal.jpg
Илья_Репин_-_Портрет_Всеволод_Михайлович_Гаршин.jpg
The_Dance_Lesson_by_Edgar_Degas.jpg
Retrato_de_una_joven_por_Lorenzo_di_Credi.jpg
IVAN_AIVAZOVSKY_-_The_Disembarkation_of_Christopher_Columbus_with_Companions_on_Three_Launches,_on_Friday_12th_October_1492,_At_Sunrise,_on_an_American_Island_Named_San_Salvador_by_Him_on_the_Very_Same_Day.jpg
La Liberté éclairant le Monde Jardin du Luxembourg blanc.jpg
Thomas_Cole_-_The_Voyage_of_Life_Old_Age,_1842_(National_Gallery_of_Art).jpg
Pieter_Bruegel_d._Ä._106.jpg
Thomas_Cole_-_The_Voyage_of_Life_Childhood,_1842_(National_Gallery_of_Art).jpg
Morning,_Interior_-_Luce.jpeg
Chen_Rong_-_Nine_Dragons.jpg
Albert_Bierstadt_-_A_Storm_in_the_Rocky_Mountains,_Mt._Rosalie_-_Google_Art_Project.jpg
Paul_Chabas_September_Morn_The_Metropolitan_Museum_of_Art.jpg
Lasioglossum_michiganense,_F,_Back,_NY,_Queens_2014-04-22-14.38.00_ZS_PMax.jpg
Lasioglossum_michiganense,_F,_Side,_NY,_Queens_2014-04-22-14.59.53_ZS_PMax.jpg
Lasioglossum_michiganense,_F,_Face,_NY,_Queens_2014-04-22-14.45.01_ZS_PMax.jpg
Albert_Bierstadt_-_Among_the_Sierra_Nevada,_California_-_Google_Art_Project.jpg
David - Portrait of Monsieur Lavoisier and His Wife.jpg
Étienne_Carjat,_Portrait_of_Charles_Baudelaire,_circa_1862.jpg
Paul_Gauguin_-_Fatata_te_Miti_(By_the_Sea)_-_Google_Art_Project.jpg
Migrant_Mother,_alternative_version_(LOC_fsa.8b29523).jpg
Map_of_Lewis_and_Clark's_Track,_Across_the_Western_Portion_of_North_America,_published_1814.jpg
Louis-Emile_Durandelle,_The_Eiffel_Tower_-_State_of_the_Construction,_1888.jpg
Rosa_Parks.jpg
Gustave_Wappers_-_Épisode_des_Journées_de_septembre_1830_sur_la_place_de_l'Hôtel_de_Ville_de_Bruxelles.jpg
Eakins,_Thomas_(1844_-_1916)_-_Arcadia_-_ca._1883.jpg
Mary_Greig.jpg
Helen_Marie_Gunz.jpg
Malvina_Hoffman,_American_sculptor_1885-1966_(at_right),_and_Anne_Morgan,_philanthropist,_standing_in_front_of_relief_of_St._Francis_of_Assisi..jpg
Rhys_Caparn,_American_sculptor,_1909-1997.jpg
Portrait_of_Catherine_Gray,_Lady_Manners,_by_Thomas_Lawrence.jpg
Yosemite by Albert Bierstadt, c1875.jpg
MJ_Heade_Passion_Flowers_and_Hummingbirds.jpg
Elizabeth_Ann_Goldin,_American_-_Map_of_the_State_of_New_York_-_Google_Art_Project.jpg
Bricher_Marine_Landscape.jpg
John_Neagle_John_Walsh.jpg
Rembrandt,_Flora,_circa_1654,_Metropolitan_Museum_of_Art,_New_York.jpg
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