These questions nag at Rachman too. This is his first year as a monarch butterfly counter, and he takes his duties very seriously. He’s a graduate student at Cal State Northridge, usually tromping through the Santa Monica Mountains looking for native coast live oaks that are dead or dying and scouring them for clues about what may have harmed them, such as tiny bark beetles or sustained drought.
https://www.latimes.com/lifestyle/story/2022-01-15/counting-monarch-butterflies-in-los-angeles-is-no-easy-task
Los Angeles Times
Clip Category
Northridge