Pete Oxford / White-lipped Peccary (Tayassu pecari) standing in grass basking in sun, Brazil

Tui De Roy / Jacare Caiman (Caiman yacare) trio in early evening light, Pantanal, Brazil

Tui De Roy / Jacare Caiman (Caiman yacare) basking with open jaw to dissipate heat, Caiman Ecological Refuge, Pantanal, Brazil

Tui De Roy / Urutu (Bothrops alternatus) sun-basking in typical Cerrado habitat, Emas National Park, Brazil

Tui De Roy / Urutu (Bothrops alternatus) sun-basking in typical Cerrado habitat, Emas National Park, Brazil

Tui De Roy / Jacare Caiman (Caiman yacare) basking in marshland habitat, Caiman Ecological Refuge, Pantanal, Brazil

Tui De Roy / Jacare Caiman (Caiman yacare) on sand bar, Pantanal, Brazil