Some ancient ancestors of giant baleen whales did not filter their food through plates of hair-like bristles like their modern kin. Neither did they have teeth. Instead, they may have used powerful ...
A closer examination of a fossil found more than four decades ago has led to the identification of a new species of whale—a 33-million-year-old cetacean featuring neither teeth nor baleen. Its ...
Researchers are continuing to uncover fossil evidence along the coast of South Carolina, led by a faculty member at the College of Charleston, have discovered a species of extinct dolphin. The ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果