Search Results for: Platypus
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92 results
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Paleontology
Early Mammal’s Jaw Lost Its Groove
A tiny fossil skull found in 195-million-year-old Chinese sediments provides evidence that crucial features of mammal anatomy evolved more than 45 million years earlier than previously thought.
By Sid Perkins -
Bacterial cells reveal skeletal structures
The finding of a cytoskeleton in Bacillus subtilis bacteria eliminates a fundamental difference between bacteria and higher (eukaryotic) cells.
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Paleontology
Dinosaur fossil yields feathery structures
Researchers believe they have found primitive feathers on the remains of Sinornithosaurus millenii, a 124-million-year-old raptor dinosaur from Liaoning, China.
By Linda Wang