Sentence examples for species problem from inspiring English sources

It's because of the species problem that in reality "species" doesn't really mean anything in itself.

Hybridisation and a host of other issues that undermine the species concept are broadly referred to as the species problem.

This is the "species problem," and it is clearly as much philosophical as it is scientific.

If they are real, it provides one clear answer to the species problem.

But doing that will only contribute to the invasive species problem.

It was, rather, "the species problem"—in other words, how did life's variety arise?

As biologist and natural-history TV presenter Mike Dilger makes clear, our invasive-species problem has arrived courtesy of many carriers.

Some planners who take a long view believe that the Midwest's invasive-species problem requires a bold solution: the complete separation, or re-separation, of the Great Lakes from the Mississippi at Chicago.

We formulate a mathematical model of thermal free radical frontal polymerization involving a five-species reaction mechanism and justify its reduction to a four-species problem by combining the concentrations of two kinds of radicals, primary radicals and polymer radicals.

However, bycatch is virtually always a multi-species problem (but see Wilkinson et al.[41]); a single fishery often captures dozens of non-target species, including many of conservation concern [42] [44].

Hegland et al. (2010) suggested rarefying data collection without compromising data resolution to reduce costs, but this may accentuate the rare-species problem as those are not detected in under-sampled networks.