When it comes to species, says biological anthropologist Rebecca Ackermann, “forget everything you learned in high school.” The classic textbook definition, known as the biological species concept, is ...

In “Defining ‘species’ is a fuzzy art” (SN: 11/11/17, p. 22), Susan Milius asked scientists to define “species.” Schoolbooks may define the concept as a group of organisms that create fertile ...

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The First Church of Christ, Scientist, and we’ve always been transparent about that. The church publishes the ...

From reproductive rights to climate change to Big Tech, The Independent is on the ground when the story is developing. Whether it's investigating the financials of Elon Musk's pro-Trump PAC or ...

Get any of our free daily email newsletters — news headlines, opinion, e-edition, obituaries and more. A clarification of part of the Endangered Species Act has some wildlife advocates concerned that ...

Thank you for publishing Malcolm G. Scully’s “Are You a Lumper or a Splitter?” (August 16, The Review). The issues are by no means limited to birds. ... A great many of my colleagues around the very ...

This is a preview. Log in through your library . Abstract Premise of research. Recently diverged taxa may not exhibit strong morphological or DNA sequence differences, making evaluating species ...

Now, critical habitat can include areas where a protected species doesn’t live but could find hospitable. The Fish and Wildlife Service and NOAA Fisheries today rescinded a Trump-era definition of ...