Pinnipeds -- a group including seals, sea lions and walruses -- are relatively recently derived marine mammals that evolved from terrestrial carnivorans and reentered the marine environment.

The bones are thought to have been part of a flipper belonging to a large baleen whale. They were uncovered by South Carolina fossil-hunting group Palmetto Fossil Excursions and some were ...

The remains of this previously unknown mammal could shed light on the evolution of pinnipeds, the group that includes seals, sea lions and walruses, researchers report in the April 23 Nature.

By Cara Giaimo Put a dolphin’s front flipper in an X-ray machine, and you’ll see a surprise: an arc of humanlike finger bones. The same goes for a sea turtle, a seal, a manatee and a whale.

Dr Higgs and his colleague Silvia Danise made detailed 3D scans of two bore-holes left in the plesiosaur's flipper bone, along with four from the sea turtle skeleton. They closely match the ...

They found that the ancient Peruvian TB bacterium was most akin not to any human strain, but to strains that infect pinnipeds—seals and sea lions. “The fact that the three ancient TB genomes ...

Dr Higgs and his colleague Silvia Danise made detailed 3D scans of two bore-holes left in the plesiosaur's flipper bone, along with four from the sea turtle skeleton. They closely match the ...