"We buy seconds, which can be otherwise difficult to market.
By tracking the signals, the researchers can find the nests, which are otherwise difficult to locate.
Orangutans fashion tools to extract seeds that are otherwise difficult to obtain.
Astronauts aboard the International Space Station use the sun's reflection point to reveal features that are otherwise difficult or impossible to see.
Since most forms of collective behaviour promote thoughts that are otherwise difficult to account for and that breech behavioral inhibitions, this is often a fruitful source of explanation.
The Internet became increasingly important for disabled individuals as a place where they could purchase devices that were otherwise difficult to find.
It's just one of a number of projects around the world using this emerging technology to allow people to visit places that are otherwise difficult or impossible to access.
With Earth-observing satellite data, scientists can now monitor the health of coral reefs, even in the most remote regions scattered around the globe where it is otherwise difficult to see changes.
Light-responsive organic inorganic interfaces offer experimental opportunities that are otherwise difficult to achieve.
Interpretation of the data is otherwise difficult and results on migraine frequency and duration are missing.
