Rana Mono Amazonica tadpole (Hylomantis hulli), collected near Pilalo, Ecuador.
A slender-legged treefrog (Osteocephalus sp.) tadpole collected near Pilalo, Ecuador.
An upper Amazon treefrog (Dendropsophus bifurcus) tadpole collected near Pilalo, Ecuador.
A juvenile Shreve’s Sarayacu treefrog (Dendropsophus sarayacuensis) collected near Pilalo, Ecuador.
A giant glass frog (Centrolene sp.) tadpole collected near Pilalo, Ecuador.
A tadpole (species unknown) collected near Pilalo, Ecuador.
An endangered San Lucas marsupial frog (Gastrotheca pseustes) tadpole collected near Pilalo, Ecuador.
A vulnerable Pebas stubfoot toad (Atelopus spumarius) tadpole collected near Pilalo, Ecuador.
A Platte River caddisfly (Ironoquia plattensis) in its larval stage.
Slackwater darters (Etheostoma boschungi) at the Conservation Fisheries, Knoxville, Tennessee. (IUCN: Endangered, US: Threatened)
A redfish (Sciaenops ocellatus).
A flathead mullet (Mugil cephalus).
A Quitobaquito pupfish (Cyprinodon macularis eremus) at Organ Pipe National Park, Arizona. (US: Endangered)
A vulnerable (IUCN) and federally endangered Texas blind salamander (Eurycea rathbuni) at the Detroit Zoo.
Desert pupfish (Cyprinodon macularius) at the North Carolina Zoo. (US: Endangered)
Ouachita madtoms (Noturus lachneri) at Conservation Fisheries, Knoxville, Tennessee. (IUCN: Endangered)
Endangered mussels from the Clinch River in eastern Tennessee. More endangered aquatic animals are found here than anywhere else in North America.
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