“When whales walked the earth” proclaimed the cover of Nature, 20 Sep 2001, which featured two fossils that palaeontologists claim to be “archaic cetaceans,” i.e. primitive whales. According to the report in Nature vol 413, p277, the two fossils are named Pakicetus attocki and Ichthyolestes pinfoldi and had skulls, leg bones and backbones similar in […]