Chinese paleontologists find new fossil link in bird evolution

Birds descended from theropod dinosaurs by the Late Jurassic, but our understanding of the earliest evolution of the Avialae, the clade comprising all modern birds but not Deinonychus or Troodon, has been hampered by a limited ...

Cute but calamitous: Australia labors under rabbit numbers

With their outsized ears and fluffy fur, rabbits are often seen as cute and harmless. Yet the creature is behind one of the globe's most harmful biological invasions, ravaging Australia, whose efforts to limit the problem ...

New Aristolochiaceae liana species found in Yunnan, China

Traditionally, the genus Aristolochia L. sensu lato is the largest genus in the family Aristolochiaceae. According to recent morphological and phylogenetic studies, Aristolochia subgen. Siphisia has been reintroduced as a ...

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