Bence Mate / Collared aracari (Pteroglossus torquatus) squabbling with Montezuma oropendola (Psarocolius montezuma) Costa Rica.
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Bence Mate / Montezuma oropendola (Psarocolius montezuma) hanging upside down as part of a courtship display. Costa Rica.
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Bence Mate / Montezuma oropendola (Psarocolius montezuma) two interacting, Costa Rica.
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Bence Mate / Montezuma oropendolas (Psarocolius montezuma) perched either side of Brown-hooded parrot (Pyrilia haematotis) in rain, Laguna del Lagarto, Santa Rita, Costa Rica
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Bence Mate / Keel billed toucan (Ramphastos sulfuratus) in aggressive encounter with Montezuma Oropendola (Psarocolius montezuma) in rain, Laguna del Lagarto, Santa Rita, Costa Rica. Front cover bookplate of the H...
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Bence Mate / Collared Aracari (Pteroglossus torquatus) displaying at Montezuma Oropendola (Psarocolius montezuma) Laguna del Lagarto, Santa Rita, Costa Rica
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Bence Mate / Keel-billed Toucan (Ramphastos sulfuratus) in aggressive encounter with a Montezuma Oropendola (Psarocolius montezuma), Laguna del Lagarto, Santa Rita, Costa Rica
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Mary McDonald / Montezuma's Oropendola (Psarocolius oropendola)perched on a Palm frond, calling, Arenal Observatory Lodge, Arenal Volcano, Costa Rica.
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Glenn Bartley/ BIA / Montezuma Oropendola (Psarocolius montezuma), Costa Rica
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Guy Edwardes / Montezuma oropendola (Psarocolius montezuma) calling, Costa Rica.
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Alex Hyde / Montezuma oropendola (Psarocolius montezuma) Cordillera de Talamanca mountain range, Caribbean Slopes, Costa Rica
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Tim Zurowski/ BIA / Montezuma Oropendola (Psarocolius montezuma), Costa Rica
