New contributions to the knowledge of birds in Tumbesian region; conservation implications of the Dry Forest Biosphere Reserve, Zapotillo, Ecuador [Nuevos aportes al conocimiento d... per Cisneros Vidal, R.

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Selective foraging on bromeliads by Andean bears in the Ecuadorian páramo per Cisneros Vidal, R.

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Molecular species identification for multiple carnivores per Cisneros Vidal, R.

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Arenillas Ecological Reserve; A refuge of biodiversity or an island of extinction? [Reserva Ecológica Arenillas �un refugio de diversidad biológica o una isla en extinción?] per Cisneros Vidal, R.

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Evaluation of Global Positioning System telemetry collar performance in the tropical Andes of southern Ecuador per Cisneros Vidal, R.

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