Beekeeper
Dennis van Engelsdorp, former state apiarist for Pennsylvania and current entomology professor at the University of Maryland, is worried that bees-a crucial part of humanity's ecosystem-are dying.
Dennis van Engelsdorp, former state apiarist for Pennsylvania and current entomology professor at the University of Maryland, is worried that bees-a crucial part of humanity's ecosystem-are dying.
Dennis van Engelsdorp, former state apiarist for Pennsylvania and current entomology professor at the University of Maryland, is worried that bees-a crucial part of humanity's ecosystem-are dying.