Science news articles about 'species concepts'

... discuss the need to explicitly consider uncertainty in taxonomy in conservation decisions. Species concepts continue to be a contentious, but largely philosophical debate among academic biologists. ...

... 't," lists two species of moose. The two-species concept is based primarily on a difference ... until it is proven otherwise. To test the two-species hypothesis, Hundertmark examined the DNA from moose ...

... sounds like a simple problem, it is exceedingly difficult with microbes, because we have no species concept that would allow us to identify the genetic structure expected for populations. Microbial ...

... cats. This study also found that it's not until children are at least 10 that they treat gender and species concepts as distinct from one another, as adults do. At that age, they also understand that ...