From right to left: American brook lamprey (Lethenteron appendix), chestnut lamprey (Ichthyomyzon castaneus), silver lamprey (Ichthyomyzon unicuspis), and northern brook lamprey (Ichthyomyzon fossor).
Representatives from BirdLife International, Aves Argentinas, Guyra Paraguay, and members of the Hempel Foundation conducted a field visit to assess the progress and challenges of implementing ...