Robert Valentic / Phuket horned tree lizard (Acanthosaura phuketensis) near Bang Pae Waterfall, Khao Phra Thaew NP, Phuket Island, Thailand.

Juan Carlos Munoz / Comb crested dragon lizard {Gonocephalus liogaster} on Strangler fig roots, Danum valley forest reserve, Sabah, Borneo, Malaysia

Nick Garbutt / Bornean angle-headed lizard (Gonocephalus bornensis) with mouth open in forest habitat, Danum Valley, Sabah, Borneo, Malaysia

Robert Valentic / Peninsula horned tree lizard (Acanthosaura armata) female, Cross-island trail, Tioman Island, Malaysia.

Robert Valentic / Earless agamid (Aphaniotis fusca) primary lowland rainforest, Tioman Island, Malaysia.

Duncan Murrell / Leaf-nosed Agama (Aphaniotis ornata) Danum Valley Conservation Area, Sabah, Malaysian Borneo.

Adrian Davies / Borneo angle headed / long crested forest dragon (Gonocephalus bornensis) Danum Valley, Sabah, Borneo.

Adrian Davies / Short crested forest dragon (Gonocephalus liogaster) Danum Valley, Sabah, Borneo.

Adrian Davies / Short crested forest dragon (Gonocephalus liogaster) Danum Valley, Sabah, Borneo.

Adrian Davies / Short crested forest dragon (Gonocephalus liogaster) Danum Valley, Sabah, Borneo.

Alex Hyde / Bornean angle-headed lizard / Long-crested forest dragon (Gonocephalus bornensis) juvenile climbing liana vine in tropical rainforest. Danum Valley, Sabah, Borneo.

Pedro Narra / Komodo Dragon (Varanus komodoensis) in habitat, Komodo National Park, Indonesia.