
This photo provided by DeJeanne May shows a Blu+ transmitter being carefully placed on the thorax of a monarch butterfly in West Texas on Oct. 8, 2026. (DeJeanne May via AP)

This photo provided by DeJeanne May shows a Blu+ transmitter being carefully placed on the thorax of a monarch butterfly in West Texas on Oct. 8, 2026. (DeJeanne May via AP)