Assertion: american pika | /r/HasAspect | little option
Facets:
Source sentences:
text: Living essentially on high-elevation islands and having limited dispersal capability means that American pikas in these regions have little option for refuge from the pressures of climate change because migration across low-elevation valleys represents an incalculably high risk for them - and perhaps an impossibility under current climatic conditions.
text: Living essentially on high-elevation islands and having limited dispersal capability means that American pikas in these regions have little option for refuge from the pressures of climate change because migration across low-elevation valleys represents an incalculably high risk for them –