Ralph Grundel and Dr. Nick Hristov

Photo By/Credit
Joanna Gilkeson/USFWS
Media Usage Rights/License
Public Domain
Image
Ralph Grundel, of U.S. Geological Survey (left) and Dr. Nick Hristov, of Winston-Salem State University set up and test a LiDAR device at Lighthouse Field, an overwintering site in Santa Cruz, California. The team hopes to gain new insights about monarchs using the technology.