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Marine Reptile Miscellany by PaleoGuy

Marine Reptile Miscellany by PaleoGuy

Hell Creek Formation Fauna by PaleoGuy

Hell Creek Formation Fauna by PaleoGuy

Reconstruction of the lamniform shark Cretalamna appendiculata and the shark…

Reconstruction of the lamniform shark Cretalamna appendiculata and the shark…

1280px-Diplodocidae.jpg (1280×957) - Dinosauria, Saurischia, Sauropodomorpha, Sauropoda, Neosauropoda, Diplodocoidea.

1280px-Diplodocidae.jpg (1280×957) - Dinosauria, Saurischia, Sauropodomorpha, Sauropoda, Neosauropoda, Diplodocoidea.

Dicraeosaurids_BW.png (800×388) - Dinosauria, Saurischia, Sauropodomorpha, Sauropoda, Neosauropoda, Diplodocoidea, Flagellicaudata, Dicraeosauridae. Auteur : Nobu Tamura, 2009.

Dicraeosaurids_BW.png (800×388) - Dinosauria, Saurischia, Sauropodomorpha, Sauropoda, Neosauropoda, Diplodocoidea, Flagellicaudata, Dicraeosauridae. Auteur : Nobu Tamura, 2009.

Some dinosaur feathers may have been more fab than drab. Take this ostrich-size adult dinosaur called  Ornithomimus edmontonicus, which would have been adorned with stringy down %u2014 filamentlike feathers up to 2 inches (5 centimeters) long. The sexually mature adult also had markings on its winglike forelimbs that suggest it bore longer feathers that were absent from the juveniles of the species that were also discovered. As such, the researchers think the feathers may have been used for…

Images: These Downy Dinosaurs Sported Feathers

Some dinosaur feathers may have been more fab than drab. Take this ostrich-size adult dinosaur called Ornithomimus edmontonicus, which would have been adorned with stringy down %u2014 filamentlike feathers up to 2 inches (5 centimeters) long. The sexually mature adult also had markings on its winglike forelimbs that suggest it bore longer feathers that were absent from the juveniles of the species that were also discovered. As such, the researchers think the feathers may have been used for…

High-tech analysis of proto-mammal fossil clarifies the mammalian family tree #Geology #GeologyPage

High-tech analysis of proto-mammal fossil clarifies the mammalian family tree #Geology #GeologyPage

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