https://phys.org/news/2019-01-shutdown-disrupts-environmental.html

Still, the scientists are pressing on with their long-running study of elephant seals during the crucial winter breeding season. They tag and monitor the lumbering creatures, whose numbers are recovering after being hunted to near-extinction, and study how warming oceans could affect them.

"We've found some creative solutions, but things will get more strained the longer the shutdown is continued," said Pete Warzybok, a marine ecologist with Point Blue.