Hiroya Minakuchi / Jellyfish (Spirocodon saltator), Japan

Michael & Patricia Fogden / Misfit Leaf Frog (Agalychnis saltator) on leaf, close-up, rainforest, Costa Rica

Gabriel Rojo / Greyish saltator (Saltator coerulescens). Pantanal, Mato Grosso, Brazil.

David Tipling / Macaroni penguins (Eudyptes chrysolophus) Hercules Bay South Georgia January

David Tipling / Macaroni penguins (Eudyptes chrysolophus) Hercules Bay, South Georgia, January.

Daniel Heuclin / Horsfield's tarsier / Western tarsier ( Tarsius bancanus ssp. saltator) Belitung Island, Sumatra, Indonesia. Endemic.

Daniel Heuclin / Horsfield's tarsier / Western tarsier ( Tarsius bancanus ssp. saltator) Belitung Island, Sumatra, Indonesia. Endemic.

Daniel Heuclin / Horsfield's tarsier / Western tarsier ( Tarsius bancanus ssp. saltator) Belitung Island, Sumatra, Indonesia. Endemic.

Daniel Heuclin / Horsfield's tarsier / Western tarsier ( Tarsius bancanus ssp. saltator) Belitung Island, Sumatra, Indonesia. Endemic.

Jen Guyton / Cat-eyed snake (Leptodeira septentrionalis) on branch with the eggs of a Parachuting red-eyed tree frog (Agalychnis saltator). La Selva Biological Station, Costa Rica,

Lucas Bustamante / Misfit / Jumping leaf frog (Agalychnis saltator) looking out from behind leaf, Siquirres, Limon, Costa Rica.

Nick Upton / Turnstone (Arenaria interpres) foraging on cliff edge with a Sandhopper (Talitrus saltator) it has caught in its beak, Cornwall, UK, October.

Sylvain Cordier / Macaroni penguin (Eudyptes chrysolophus), adult and baby at the nest, Cooper Bay, South Georgia

David Tipling / Macaroni penguins (Eudyptes chrysolophus) returning to colony on Bird Island, South Georgia, January

David Tipling / Macaroni penguins (Eudyptes chrysolophus) returning to colony on Bird Island, South Georgia.

Rick Bowers/ BIA / Greyish Saltator (Saltator coerulescens) juvenile, Puerto Vallarta, Jalisco, Mexico

Chris & Monique Fallows / Macaroni penguin (Eudyptes chrysolophus) portrait, South Georgia, January.

Brent Stephenson / Three Macaroni penguins (Eudyptes chrysolophus) on coastal rocks, Elsehul, South Georgia, South Atlantic, January. Vulnerable Species.

Brent Stephenson / Macaroni penguins (Eudyptes chrysolophus) on rocky shoreline just below their breeding colony, Elsehul, South Georgia, South Atlantic, January. Vulnerable Species.

Brent Stephenson / Macaroni penguins (Eudyptes chrysolophus) at waterline before leaping into the sea, Elsehul, South Georgia, South Atlantic, January. Vulnerable species.

Brent Stephenson / Three Macaroni penguins (Eudyptes chrysolophus) porpoising, South Atlantic, January. Vulnerable species.

Ole Jorgen Liodden / Macaroni penguin (Eudyptes chrysolophus) portrait, South Georgia Islands, Southern Ocean.

Andy Rouse / Macaroni Penguin (Eudyptes chrysolophus) sliding down glacier, South Georgia. Crop of 01500168.

Andy Rouse / Macaroni Penguin (Eudyptes chrysolophus) sliding down glacier, South Georgia. See 0150019 for cropped version.

Luiz Claudio Marigo / Buff-throated Saltator (Saltator maximus) montane Atlantic Rainforest, Serra Bonita Private Natural Heritage Reserve (RPPN Serra Bonita), Camacan, Southern Bahia State, Eastern Brazil.

Luiz Claudio Marigo / Buff-throated Saltator (Saltator maximus) montane Atlantic Rainforest, Serra Bonita Private Natural Heritage Reserve (RPPN Serra Bonita), Camacan, Southern Bahia State, Eastern Brazil.

Luiz Claudio Marigo / Grayish Saltator (Saltator coerulescens) Pantanal, Mato Grosso State, Western Brazil.

Brent Stephenson / Adult Macaroni penguin (Eudyptes chrysolophus) perched on a rock at the edge of the sea adjacent to its breeding colony. Elsehul, South Georgia, South Atlantic. January. Vulnerable species.

Angelo Gandolfi / Azure-shouldered tanager (Thraupis cyanoptera) female, Parque do Caraca, Minas Gerais, Brazil

Glenn Bartley / Buff-throated Saltator (Saltator maximus), Costa Rica

Christophe Courteau / Sand hopper buried in sand {Talitrus saltator} Brittany France

Christophe Courteau / Sand hopper buries in sand {Talitrus saltator} Brittany France

Christian Ziegler / Misfit Leaf Frog (Agalychnis saltator) mass mating, La Selva Biological Research Station, Costa Rica

Christian Ziegler / Misfit Leaf Frog (Agalychnis saltator) pair mating in foreground, La Selva Biological Research Station, Costa Rica

Nick Upton / Sand hopper / Beach hopper (Talitrus saltator) on pebble beach. Rhossili, The Gower Peninsula, UK, July.

Martin Dohrn / Jumping ant (Harpegnathos saltator) guarding pupae and larvae at the nest, from South-East Asia

Martin Dohrn / Jumping Ant (Harpegnathos saltator) guarding pupae and larvae at the nest, from South-East Asia

Martin Dohrn / Jumping Ant (Harpegnathos saltator) guarding pupae at the nest, from South-East Asia

Martin Dohrn / Jumping ant (Harpegnathos saltator) portrait, from South-East Asia

Martin Dohrn / Jumping ant (Harpegnathos saltator) guarding pupae and larvae at the nest, from South-East Asia

Martin Dohrn / Ant (Harpegnathos saltator) guarding pupae and larvae at the nest, from South-East Asia

Ben Lascelles / Golden-billed Saltator (Saltator aurantiirostris). Costerna Sur, Buenas Aires, Argentina. October

Luiz Claudio Marigo / Buff-throated saltator (Saltator maximus) perched on branch in the mountainous Atlantic Rainforest of Serra Bonita Natural Private Heritage Reserve (RPPN Serra Bonita), municipality of Camacan, Southe...

Sandesh Kadur / Jumping ant (Harpegnathos sp) Western Ghats, Southern India

Piotr Naskrecki / Meadow Katydid (Conocephalus saltator), Barbilla National Park, Costa Rica

Sandesh Kadur / Jumping ant (Harpegnathos saltator) carrying grasshopper prey to its nest hole, walking over yellow flower petals, India

Sandesh Kadur / Jumping ant (Harpegnathos saltator) climbing a leaf to dislodge a member from an invading colony, India

Christian Ziegler / Misfit Leaf Frog (Agalychnis saltator) mass mating, La Selva, Costa Rica

Christian Ziegler / Misfit Leaf Frog (Agalychnis saltator) parachuting from the canopy to the forest floor, This behavior is thought to reduce predation risk

Christian Ziegler / Misfit Leaf Frog (Agalychnis saltator) portrait in La Selva, Costa Rica

Christian Ziegler / Misfit Leaf Frog (Agalychnis saltator) portrait in La Selva, Costa Rica

Christian Ziegler / Misfit Leaf Frog (Agalychnis saltator) mass mating in La Selva, Costa Rica

Christian Ziegler / Misfit Leaf Frog (Agalychnis saltator) parachuting from the canopy to the forest floor, This behavior is thought to reduce predation risk

Christian Ziegler / Misfit Leaf Frog (Agalychnis saltator) portrait in La Selva, Costa Rica

Christian Ziegler / Misfit Leaf Frog (Agalychnis saltator), La Selva, Costa Rica

Christian Ziegler / Misfit Leaf Frog (Agalychnis saltator) two mating in La Selva, Costa Rica, this species only mates once or twice per year, usually after a huge rain storm at the end of the dry season

Christian Ziegler / Misfit Leaf Frog (Agalychnis saltator) mass mating in La Selva, Costa Rica

Christian Ziegler / Misfit Leaf Frog (Agalychnis saltator) mass mating in La Selva, Costa Rica

Christian Ziegler / Misfit Leaf Frog (Agalychnis saltator) mass mating in La Selva, Costa Rica

Christian Ziegler / Misfit Leaf Frog (Agalychnis saltator) mass mating in La Selva, Costa Rica

Christian Ziegler / Misfit Leaf Frog (Agalychnis saltator) mass mating in La Selva, Costa Rica

Christian Ziegler / Misfit Leaf Frog (Agalychnis saltator) massive egg aggregation in La Selva, Costa Rica

Christian Ziegler / Misfit Leaf Frog (Agalychnis saltator), La Selva, Costa Rica

Christian Ziegler / Misfit Leaf Frog (Agalychnis saltator) massive egg aggregation in La Selva, Costa Rica

Christian Ziegler / Misfit Leaf Frog (Agalychnis saltator) mass mating in La Selva, Costa Rica

Christian Ziegler / Misfit Leaf Frog (Agalychnis saltator) parachuting from the canopy to the forest floor, this behavior is thought to reduce predation risk

Hiroya Minakuchi / Jellyfish (Spirocodon saltator) spreading tentacles, aquarium, Japan

Luiz Claudio Marigo / Black-throated saltator {Saltator atricollis} Cerrado, Brazil

Michael & Patricia Fogden / Misfit Leaf Frog (Agalychnis saltator) sitting on leaf, close-up, side view, rainforest, La Selva Biological Research Station, Costa Rica

Michael & Patricia Fogden / Misfit Leaf Frog (Agalychnis saltator) standing on stem, side view, rainforest, Costa Rica

Michael & Patricia Fogden / Misfit Leaf Frog (Agalychnis saltator) in rainforest, La Selva Biological Research Station, Costa Rica

Michael & Patricia Fogden / Misfit Leaf Frog (Agalychnis saltator) in rainforest, La Selva Biological Research Station, Costa Rica

Michael & Patricia Fogden / Misfit Leaf Frog (Agalychnis saltator) in rainforest, La Selva Biological Research Station, Costa Rica

Michael & Patricia Fogden / Misfit Leaf Frog (Agalychnis saltator) in rainforest, La Selva Biological Research Station, Costa Rica

Pete Oxford / Buff-throated Saltator (Saltator maximus), Mashpi Rainforest Biodiversity Reserve, Pichincha, Ecuador

Hiroya Minakuchi / Jellyfish (Spirocodon saltator), Japan

Christian Ziegler / Misfit Leaf Frog (Agalychnis saltator) pair mating, La Selva Biological Research Station, Costa Rica

Joel Sartore / Photo Ark / Slate-colored grosbeak (Saltator grossus) portrait, Walsrode Bird Park, Germany. Captive, occurs in Central and South America.

Joel Sartore / Photo Ark / Belitung Island tarsier (Cephalopachus bancanus saltator) head portrait, private collection, Jakarta, Indonesia. Captive.

Joel Sartore / Photo Ark / Belitung Island tarsier (Cephalopachus bancanus saltator) portrait, private collection, Jakarta, Indonesia. Captive.

Joel Sartore / Photo Ark / Belitung Island tarsier (Cephalopachus bancanus saltator) portrait, private collection, Jakarta, Indonesia. Captive.

Joel Sartore / Photo Ark / Belitung Island tarsier (Cephalopachus bancanus saltator) head portrait, private collection, Jakarta, Indonesia. Captive.

Charlie Hamilton-James / Group of Parachute tree frogs (Agalychnis saltator) spawning on leaves in tree above swamp. This event happens after heavy night rain during the start of the wet season. Osa Conservation area, south w...

Charlie Hamilton-James / Group of Parachute tree frogs (Agalychnis saltator) spawning on leaves in tree above swamp. This event happens after heavy night rain during the start of the wet season. Osa Conservation area, south w...

Charlie Hamilton-James / Group of Parachute tree frogs (Agalychnis saltator) spawning on leaves in tree above swamp. This event happens after heavy night rain during the start of the wet season. Osa Conservation area, south w...

Charlie Hamilton-James / Group of Parachute tree frogs (Agalychnis saltator) spawning on leaves in tree above swamp. This event happens after heavy night rain during the start of the wet season. Osa Conservation area, south w...

Charlie Hamilton-James / Group of Parachute tree frogs (Agalychnis saltator) spawning on leqaves in tree above swamp. This event happens after heavy night rain during the start of the wet season. Osa Conservation area, south...

Charlie Hamilton-James / Group of Parachute tree frogs (Agalychnis saltator) spawning on leaves in tree above swamp. This event happens after heavy night rain during the start of the wet season. Osa Conservation area, south...

Charlie Hamilton-James / Group of Parachute tree frogs (Agalychnis saltator) spawning in tree above swamp. This event happens after heavy night rain during the start of the wet season. Osa Conservation area, south west Costa...

Charlie Hamilton-James / Group of Parachute tree frogs (Agalychnis saltator) spawning in tree above swamp. This event happens after heavy night rain during the start of the wet season. Osa Conservation area, south west Costa...

Charlie Hamilton-James / Group of Parachute tree frogs (Agalychnis saltator) spawning on leaves in tree above swamp. This event happens after heavy night rain during the start of the wet season. Osa Conservation area, south w...

Charlie Hamilton-James / Group of Parachute tree frogs (Agalychnis saltator) spawning on leaves in tree above swamp. This event happens after heavy night rain during the start of the wet season. Osa Conservation area, south...

Charlie Hamilton-James / Group of Parachute tree frogs (Agalychnis saltator) spawning on leaves in tree above swamp. This event happens after heavy night rain during the start of the wet season. Osa Conservation area, south w...

Charlie Hamilton-James / Group of Parachute tree frogs (Agalychnis saltator) spawnin on leaves in tree above swamp. This event happens after heavy night rain during the start of the wet season. Osa Conservation area, south w...

Charlie Hamilton-James / Group of Parachute tree frogs (Agalychnis saltator) spawning on leaves in tree above swamp. This event happens after heavy night rain during the start of the wet season. Osa Conservation area, south...