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unknown whether
Hesperornis had lobed toes similar to modern-day grebes, or webbed toes as seen in most aquatic birds. Like many other Mesozoic birds, Hesperornis had teeth as well as a beak. The teeth were present along nearly the entire lower jaw and the back of the upper jaw. Studies of the bone surface show that at least the tips of the jaws supported a hard, keratinous beak similar to that found in modern birds.
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Hesperornis is a genus of cormorant-like bird that lived throughout the
Campanian age, and possibly even up to the early Maastrichtian age, of the Late Cretaceous period. It was a large bird, reaching up to 1.8 m in length. It had virtually no wings, and swam with its powerful hind legs. It is
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This file contains additional information, probably added from the digital camera or scanner used to create or digitize it.
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I, the copyright holder of this work, hereby publish it under the following license:
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Hesperornis: "Western bird" Late
Cretaceous, North America
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Commons Attribution-ShareAlike 4.0 International
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Knowledge:WikiProject
Dinosaurs/Image review/Archive 7
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903:峨山龍 (Eshanosaurus)
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616:File history
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119:You can help
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22:File history
753:Hesperornis
743:Hesperornis
715:Hesperornis
566:10 May 2023
459:copyrighted
340:Hesperornis
262:share alike
256:attribution
164:10 May 2023
141:Description
706:File usage
633:Dimensions
585:media type
375:some value
27:File usage
1037:28.35 dpc
1029:28.35 dpc
803:阿拉善龍 (中國)
689:(1.51 MB)
659:(1.24 MB)
630:Thumbnail
627:Date/Time
600:image/png
551:inception
193:Licensing
150:English:
85:image/png
1013:Metadata
983:巴塔哥尼亞爪龍屬
300:Captions
245:to remix
239:to share
230:license.
174:Own work
37:Metadata
798:阿尔瓦雷斯龙属
644:current
639:Comment
360:creator
324:depicts
304:English
133:Summary
81:
973:古老翼鳥龍屬
853:亞洲近頜龍屬
788:阿基里斯龍屬
180:Author
170:Source
1005:View
998:脅空鳥龍屬
988:原始祖鳥屬
978:近爪牙龍屬
953:天青石龍屬
888:沼澤鳥龍屬
823:斑比盜龍屬
813:野蠻盜龍屬
808:原鳥形龍屬
993:火盜龍屬
968:聯鳥龍屬
963:偵察龍屬
958:懶爪龍屬
948:南雄龍屬
943:單爪龍屬
933:剖齒龍屬
928:可汗龍屬
923:彩蛇龍屬
918:吉祥鳥屬
913:热河鸟属
908:河源龙属
898:死神龍屬
883:單足龍屬
873:竊螺龍屬
868:葬火龍屬
863:尾羽龍屬
858:簧椎龍屬
848:拜倫龍屬
843:鷲盜龍屬
838:重腿龍屬
833:無聊龍屬
828:北票龍屬
818:擬鳥龍屬
793:惡靈龍屬
783:伶盜龍屬
778:孔子鸟属
768:始祖鳥屬
636:User
287:true
284:true
160:Date
17:File
938:寐龍屬
893:秘龍屬
878:馳龍屬
773:今颚类
415:URL
418::
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50:.
763:鸟
121:.
87:)
72:.
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
