For prehistoric scholars, Spinosaurus has been a very elusive dinosaur. Its fossils are rare, and those that are found (Spinosaurus skull bones, tail vertebrae, limb bones) tend to be fragmented or ...
When the San Mateo County History Museum finishes a remodel and expansion in mid-2026, one of the most interesting items that will go on display will be a plaster cast of a sea mammal that last swam ...