Boana boans Giant Gladiator Treefrog
Also known as:
Gladiator Treefrog, Rusty Treefrog
This species was until 2017 placed in the genus Hypsiboas.
Madre Selva Biological Station, Loreto, PeruJanuary 13, 2013
Giant Gladiator Treefrog (Boana boans) Giant Gladiator Treefrog (Boana boans)
These are impressively large treefrogs. They earned the name "Gladiator Treefrogs" because the adult males use exposed bones on their thumbs to do battle for territory. This one was, however, just sleeping peacefully on a leaf.

Here is a complete list of the herps I saw in the wild on my 2013 MT Amazon Expeditions trip.

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