Sentence examples for weak species from inspiring English sources

Predacious insects feed on small, weak species; parasitic insects live on or in a host and feed at its expense.

Rebuilding, however, has come at a cost: to prevent overharvesting and protect weak species, about 30 percent of the potential sustainable harvest from productive species (those that can be harvested at higher rates) goes untapped.

Intraspecific aggregation enabled the coexistence of competitively weak species by reducing interspecific competitive exclusion processes.

This trend to species-poor communities can be avoided by intraspecific aggregation of competitively weak species.

Competitively weak species suffered much less from intraspecific than interspecific competition in terms of biomass, and the competitively weakest species became even excluded in the most species rich and randomly dispersed sowings with high interspecific competition.

During close-range mating behaviour experiments, males showed relatively weak species discrimination but females discriminated very strongly.

The particular behavioural traits of this species, including weak species-discrimination and intraspecific mate choice exercised by the females, can be understood from this perspective.

Drosophila virilis also differs from other species of the group by the weak species-discrimination and intraspecific mate choice exercised by the females [e.g. [ 25, 33]].

The weaker species get less and less money, but just enough to keep small producers with no overheads alive.

But he preferred to hope they would be more like environmentalists who wanted to protect weaker species, even if it was only out of self-interest.

Or at the very least, somebody more friendly than the Vogons from Douglas Adams Hitchhikerr's Guide to the Galaxy, ready to bring down their municipal boot heel on weaker species.