Melvin Grey / Purple-throated mountain gem (Lampornis calolaemus) adult female - about to feed from flower, Atlantic Rainforest, Costa Rica.

Michael & Patricia Fogden / Purple-throated Mountain-gem (Lampornis calolaemus) hummingbird female feeding and pollinating flower of epiphytic Heath (Cavendishia melastomoides) cloud forest, Costa Rica

Michael & Patricia Fogden / Purple-throated Mountain-gem (Lampornis calolaemus) hummingbird female feeding at and pollinating epiphytic Orchid flowers (Elleanthus sp), Monteverde Cloud Forest Reserve, Costa Rica

Ernie Janes / Purple-throated mountaingem (Lampornis calolaemus) female Costa Rica.

Ernie Janes / Purple-throated mountain gem hummingbird (Lampornis calolaemus) female, Costa Rica.

Heather Angel / Purple throated mountain gem hummingbird (Lampornis calolaemus) hovering as it nectars on Porterweed (Stachytarpheta frantzii). Costa Rica.

Paul Hobson / Purple-throated mountain-gem (Lampornis calolaemus) nectaring at flower. Costa Rica.

Phil Savoie / Purple-throated mountain gem (Lampornis calolaemus), Volcano Pos, Costa Rica.

Phil Savoie / Purple-throated mountain gem (Lampornis calolaemus), Volcano Pos, Costa Rica.

Phil Savoie / Purple-throated mountain gem (Lampornis calolaemus), Volcano Pos, Costa Rica.

Ingo Arndt / Purple throated mountain gem {Lampornis calolaema} male feeding at flower, Costa Rica

Melvin Grey / Purple-throated mountain gem hummingbird (Lampornis calolaemus) hummingbird adult female in flight, Atlantic Rainforest, Costa Rica.

Melvin Grey / Purple-throated mountain gem hummingbird (Lampornis calolaemus) hummingbird adult female on nest, Costa Rica.

E.J. Peiker / Purple-throated Mountain-gem (Lampornis calolaemus) female feeding on nectar, Costa Rica

E.J. Peiker / Purple-throated Mountain-gem (Lampornis calolaemus) female, Costa Rica

E.J. Peiker / Purple-throated Mountain-gem (Lampornis calolaemus) female feeding on nectar at flower, Costa Rica

Bence Mate / Portrait of Purple-throated mountain-gem (Lampornis calolaema) perching on branch, Costa Rica

Bence Mate / Green crowned brilliant (Heliodoxa jacula) and Purple throated mountain-gem (Lampornis calolaema) perching on branch, Costa Rica,

Bence Mate / Purple-throated mountain-gem hummingbird (Lampornis calolaema) on hand-held feeder, Costa Rica

Bence Mate / Purple-throated mountain-gem hummingbird (Lampornis calolaema) in flight, Costa Rica

Bence Mate / Head portrait of Purple-throated mountain-gem hummingbird (Lampornis calolaema) Costa Rica

Bence Mate / Two Green crowned brilliant hummingbirds (Heliodoxa jacula) and Purple throated mountain-gem hummingbird (Lampornis calolaema) perched on branch, Costa Rica

Bence Mate / Green crowned brilliant hummingbird (Heliodoxa jacula) and Purple throated mountain-gem hummingbird (Lampornis calolaema) perching on branch, Costa Rica

Konrad Wothe / Purple throated Mountain gem (Lampornis castaneoventris cinereicauda) female drinking on flower, Cerro de la Muerte, Costa Rica

Michael & Patricia Fogden / Purple-throated Mountain-gem (Lampornis calolaemus) hummingbird male at flowers, Monteverde Cloud Forest, Costa Rica

Thomas Marent / Purple-throated Mountain-gem (Lampornis calolaemus) hummingbird female, Costa Rica

Edwin Giesbers / Purple throated mountain gem (Lampornis calolaema) perched on branch, Costa Rica

Konrad Wothe / Purple-throated Mountain-gem (Lampornis calolaemus) hummingbird female feeding, Cerro de la Muerte, Costa Rica

Konrad Wothe / Purple-throated Mountain-gem (Lampornis calolaemus) hummingbird male feeding, Cerro de la Muerte, Costa Rica

Konrad Wothe / Purple-throated Mountain-gem (Lampornis calolaemus) hummingbird female feeding, Cerro de la Muerte, Costa Rica

Rolf Nussbaumer / Purple-throated Mountain-gem {Lampornis calolaema} male perched, Central Valley, Costa Rica

Rolf Nussbaumer / Purple-throated Mountain-gem {Lampornis calolaema} male perched on Banana flower, Central Valley, Costa Rica

Rolf Nussbaumer / Purple-throated Mountain-gem {Lampornis calolaema} male feeding from Ginger flower, Central Valley, Costa Rica

Rolf Nussbaumer / Purple-throated Mountain-gem {Lampornis calolaema} male feeding from flower, Central Valley, Costa Rica

Rolf Nussbaumer / Purple-throated Mountain-gem {Lampornis calolaema} male feeding from Banana flower, Central Valley, Costa Rica

Ingo Arndt / Purple-throated Mountain-gem (Lampornis calolaemus) hummingbird drinking nectar, Monte Verde, Costa Rica

Fabio Liverani / Purple throated mountain gem {Lampornis calolaema} Monteverde NR, Costa Rica

Michael & Patricia Fogden / Purple-throated Mountain-gem (Lampornis calolaemus) hummingbird male flying, Monteverde Cloud Forest Reserve, Costa Rica

Michael & Patricia Fogden / Purple-throated Mountain-gem (Lampornis calolaemus) hummingbird male flying, Monteverde Cloud Forest Reserve, Costa Rica

Michael & Patricia Fogden / Purple-throated Mountain-gem (Lampornis calolaemus) hummingbird feeding on and pollinating Heath (Cavendishia bracteata) flowers, cloud forest, Costa Rica

Michael & Patricia Fogden / Purple-throated Mountain-gem (Lampornis calolaemus) hummingbird male, feeding and pollinating flowers, epiphytic Heath (Cavendishia complectens) cloud forest, Costa Rica

Michael & Patricia Fogden / Purple-throated Mountain-gem (Lampornis calolaemus) hummingbird male, cloud forest, Costa Rica

Michael & Patricia Fogden / Purple-throated Mountain-gem (Lampornis calolaemus) hummingbird feeding and pollinating flowers of epiphytic Heath (Cavendishia complectens) cloud forest, Costa Rica

Michael & Patricia Fogden / Purple-throated Mountain-gem (Lampornis calolaemus) hummingbird male perching with wings spread, Monteverde Cloud Forest Reserve, Costa Rica

Michael & Patricia Fogden / Purple-throated Mountain-gem (Lampornis calolaemus) hummingbird female feeding and pollinating flower of epiphytic One-day Orchid (Sobralia amabilis) cloud forest, Costa Rica

Michael & Patricia Fogden / Purple-throated Mountain-gem (Lampornis calolaemus) hummingbird female feeding and pollinating flowers of epiphytic Heath (Cavendishia melastomoides) cloud forest, Costa Rica

Michael & Patricia Fogden / Purple-throated Mountain-gem (Lampornis calolaemus) hummingbird on end of branch, wings spread, Monteverde Cloud Forest Reserve, Costa Rica

Michael & Patricia Fogden / Purple-throated Mountain-gem (Lampornis calolaemus) hummingbird female feeding at and pollinating epiphytic flowers (Cavendishia melastomoides), Monteverde Cloud Forest Reserve, Costa Rica

Michael & Patricia Fogden / Purple-throated Mountain-gem (Lampornis calolaemus) hummingbird male feeding at epiphytic flowers (Macleania insignis), Monteverde Cloud Forest Reserve, Costa Rica

Michael & Patricia Fogden / Purple-throated Mountain-gem (Lampornis calolaemus) hummingbird female at epiphytic Orchid (Sobralia amabilis pollinarium) cloud forest, Costa Rica

Michael & Patricia Fogden / Purple-throated Mountain-gem (Lampornis calolaemus) hummingbird on branch with wings spread, Costa Rica

Dietmar Nill / Purple throated mountain gem hummingbird feeding, Costa Rica (Lampornis calolaema)

Phil Savoie / Purple throated mountain gem {Lampornis calolaema} male, Monteverde CF, Costa Rica

Donald M. Jones / Purple-throated Mountain-gem (Lampornis calolaemus) female, Costa Rica

Donald M. Jones / Purple-throated Mountain-gem (Lampornis calolaemus) male, Costa Rica

Lewis Jefferies / Purple-throated mountain-gem hummingbird (Lampornis calolaemus) perched on branch, Monteverde cloud forest, Costa Rica, February.

Phil Savoie / Purple-throated mountain gem (Lampornis calolaemus) Volcano Poas, Costa Rica

Phil Savoie / Purple-throated mountain gem hummingbird, (Lampornis calolaemus), Volcano Poas, Costa Rica

Bruno de Faveri/ BIA / Purple-throated Mountain-gem (Lampornis calolaemus) female feeding on flower nectar, Bosque de Paz, Costa Rica