Birding Inirida, Colombia, or river dolphins and hoatzins, part 2
10,000 Birds
DECEMBER 30, 2021
When they surface, the tips of the snout, biosonar “melon” and dorsal fins appear simultaneously, the tail rarely showing before diving. Am I over-confident in my thinking that we were so interesting that they were investigating us for a good half an hour, until we moved further upriver? Photo by Paul Maury. Photo by Juan Carlos.
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