We heard from Chris Anderson at UCBerkely (California) that our recent squamate visitor was not in fact a chameleon but a false one! Polychrus gutturosus . Our friends, Costa Rican expert herpatologists Mamoot Sasa and Frederico Bolaños, tell us that these are essentially arboreal lizards, which pass their time in the tree canopy and are therefore little known. Their distribution ranges from Honduras to Ecuador and Amozonian Peru. Here is another photo, this time showing a darker skin cast.
