Monarch tag gluing.jpeg

A biologist’s hands holding a wood stick to glue a solar radio tag to a monarch butterfly’s body. The monarch wings are held down by hinged wood piece.

Photo By/Credit

USFWS

Date Shot/Created

09/03/2026

Media Usage Rights/License

Public Domain

Image

This monarch butterfly is in the process of being fitted with a solar Bluetooth transmitter tag.

Species

Danaus plexippus

Subject tags

Pollinators

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