VULNERABILITY OF PACIFIC SALMON TO INVASION OF NORTHERN PIKE (ESOX LUCIUS) IN SOUTHCENTRAL ALASKA.



A new sauropodomorph dinosaur from the Early Jurassic of Patagonia and the origin and evolution of the sauropod-type sacrum.

The origin of sauropod dinosaurs is one of the major landmarks of dinosaur evolution but is still poorly understood.This drastic transformation involved major skeletal modifications, including a shift from the small and gracile condition of primitive sauropodomorphs to the gigantic and quadrupedal condition of sauropods.Recent Top findings in the L

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