Monthly Archives: June 2017


Ant Pharmacists

Leafcutter ants have one of the most complex and largest animal societies, living in groups of up to 10 million individuals. They may have been the earliest farmers on earth, creating elaborate underground gardens. The colonies can go down 26 feet below the ground, stretching out as much as 260 feet wide. A single nest […]

W17Jun2017

w06Jun2017

Costa Rican Alarm Clock

I’m just back from my fifth trip to Costa Rica, but my first visit in many years. I’m always struck by both the beauty and diversity of such a relatively small country. I had a chance to revisit a few places, and also saw many new places. I studied monkeys for years in college and […]