Luiz Claudio Marigo / Wied's black tufted-ear marmoset (Callithrix kuhli) clinging to branch in mountainous Atlantic Rainforest of Serra Bonita Natural Private Heritage Reserve (RPPN Serra Bonita), municipality of Camacan,...

Paul D Stewart / Historical illustration of extinct Puri tribe from North Coast of South America. Mother and child, and man in hammock, with poison dart frog held over fire to collect its toxin, used for poison darts...

Luiz Claudio Marigo / Wied's Black-tufted-ear Marmoset (Callithrix kuhlii) climbing tree, in montane Atlantic Rainforest of Serra Bonita Private Natural Heritage (RPPN Serra Bonita), Camacan, Southern Bahia State, Eastern...

Roland Seitre / Wied's Black Tufted-eared Marmoset (Callithrix kuhlii) climbing, Brazil.

Roland Seitre / Kuhl's Marmoset (Callithrix kuhlii) adult, South America

Claudio Contreras / Brown crested flycatcher (Myiarchus tyrannulus), Cabo Pulmo National Park, Sea of Cortez (Gulf of California), Mexico, July

Luiz Claudio Marigo / Wied's black tufted-ear marmoset (Callithrix kuhli) clinging to branch in the mountainous Atlantic Rainforest of Serra Bonita Natural Private Heritage Reserve (RPPN Serra Bonita) municipality of Camac...

Luiz Claudio Marigo / Wied's black tufted-ear marmoset (Callithrix kuhli) in branches of the mountainous Atlantic Rainforest of Serra Bonita Natural Private Heritage Reserve (RPPN Serra Bonita) municipality of Camacan, Sou...

Luiz Claudio Marigo / Wied's black tufted-ear marmoset (Callithrix kuhli) hanging from hummingbirds feeding bottle in mountainous Atlantic Rainforest of Serra Bonita Natural Private Heritage Reserve (RPPN Serra Bonita), m...

Christian Ziegler / Long-legged Bat (Macrophyllum macrophyllum) flying over water surface looking for dead and drowning insects, Smithsonian Tropical Research Station, Barro Colorado Island, Panama

Christian Ziegler / Long-legged Bat (Macrophyllum macrophyllum) flying over water surface looking for dead and drowning insects, Smithsonian Tropical Research Station, Barro Colorado Island, Panama

Luiz Claudio Marigo / Wied's black-tufted-ear marmoset (Callithrix kuhlii) climbing lichen covered tree, in the Atlantic Rainforest of Southern Bahia, at Itacara southern Bahia State, Brazil. August