Galapagos: Lava lizards

As soon as you start walking on any rocky path in the Galapagos, you will almost certainly encounter an interesting member of the Galapagos herpetofauna, the lava lizard (Tropiduridae: Microlophus.) The jury is still out on the exact number of species (or monophyletic lineages) of these reptiles that inhabit the islands, but the evidence is…