Photo: ROBIN FOX
The Nettle Tree Butterfly is a snout butterfly that ranges across Europe, Africa and Asia. Obtaining an accurate count of butterflies with humans standing on the ground is problematic. Could a drone (UAV) provide better counts?
A group of scientists tested a UAV to count butterflies in Sobaeksan National Park, South Korea. Through trial and error, they determined that 4 meters was high enough to minimally disturb the butterflies while still allowing the…
Source: Living With Insects Blog