Mark Bowler / Yellow-tailed woolly monkey (Oreonax / Lagothrix flavicauda) on branch, Alto Mayo, Amazonas, Peru, critically endangered species
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Mark Bowler / Yellow-tailed woolly monkey (Oreonax / Lagothrix flavicauda) in tree foraging, Alto Mayo, Amazonas, Peru, critically endangered species
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Mark Bowler / Yellow-tailed woolly monkey (Oreonax / Lagothrix flavicauda) male reaching between branches, showing long yellow tuft of pubical hair, Alto Mayo, Amazonas, Peru, critically endangered species
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Mark Bowler / Two Yellow-tailed woolly monkeys (Oreonax / Lagothrix flavicauda) looking down from tree, Alto Mayo, Amazonas, Peru, critically endangered species
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Mark Bowler / Yellow-tailed woolly monkey (Oreonax / Lagothrix flavicauda) on branch, Alto Mayo, Amazonas, Peru, critically endangered species
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Mark Bowler / Yellow-tailed woolly monkey (Oreonax / Lagothrix flavicauda) walking along branch carrying baby, Alto Mayo, Amazonas, Peru, critically engangered species
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Mark Bowler / Yellow-tailed woolly monkey (Oreonax / Lagothrix flavicauda) male with long yellow pubical hair tuft, Alto Mayo, Amazonas, Peru, critically endangered species
