Imagine a cat hissing and screaming while in a fight for it’s life, multiply that by 100 cats at the same time in a giant brawl and have that sound reverberate in a dark cave made out of marble walls. That is what we heard as we dropped into the marble caves of Rio Claro in the tropical rain forest of Colombia. We couldn’t see these loud birds but they obviously didn’t like our intrusion into their den of darkness and showed their displeasure by hissing and screaming at us.

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