Last week, I wrote about the bad news: that monarch butterfly populations have been plummeting since the 1980s. The good news is that a revolutionary new tracking device may help those populations recover. Naturalists have been trying to track monarchs for nearly a century, but mass ID-ing (with tiny stick-on tags) only began in large […]
Monarch butterflies
Posted inField Notes
Monarch Butterflies
Part 1: Migration Magic It’s not easy being a monarch butterfly these days. Your caterpillar’s essential milkweed food is no longer abundant; illegal logging and beetle infestations threaten your main winter roosts in Mexico, and climate change is playing havoc with nectar plants on your migration routes. Where hundreds of millions of monarchs roosted annually […]
Posted inLife + Outdoors
Eight Tree Myths
I recently — and rashly — accepted an invitation to co-teach a class on trees, bowing to the old saw about learning by teaching. Fortunately, my co-teachers kept me honest and I was able to capitalize on my ignorance. Turned out some of my “facts” weren’t. Like the following: Wood from “hardwood” trees is always […]