Variable harlequin frog Atelopus varius fitted with a 0.3 g radio transmitter.
Klocke et al. conducted a release trial of captive-bred variable harlequin frogs, monitoring 30 of the 458 released frogs using radio transmitters. They found that the Critically Endangered frogs disperse rapidly, are difficult to recapture & don’t readily regain skin toxicity.
Klocke B, Garcés O, Lassiter E, Guerrel J, Hertz A, Illueca E, Klaphake E, Linhoff L, Minbiole K, Ross H, Tasca JA, Woodhams DC, Gratwicke B, Ibañez R. Release trial of captive-bred variable harlequin frogs Atelopus varius shows that frogs disperse rapidly, are difficult to recapture and do not readily regain skin toxicity. Oryx. Published online 2023:1-13. doi:10.1017/S0030605323001254
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