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New from Snet: Lithologs, a new tool to create lithological/sedimentological logs online..

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The Good, the Claw and the Eagle

 Didascalia del post: "Although it might help in understanding dromaeosaurid falciphoran condition, modern raptor talons are quite different from "Mesozoic" raptor sickle-claws. In the former, the flexor tubercle in huge and anteriorly directed, in the dromaeosaurid is way smaller and posteriorly directed (red arrows). This, combined with the mechanical differences (in ungual tip curvature and | Impressum