Philippe Clement / Nile monitor {Varanus niloticus} sitting on rock, Kruger NP, South Africa

PREMAPHOTOS / Nile monitor lizard {Varanus niloticus} basking on rock, South Africa

PREMAPHOTOS / Two Nile monitor lizards {Varanus niloticus} interacting in forest pool, Gambia

Anup Shah / Nile monitor {Varanus niloticus} resting in tree, Katavi NP, Tanzania

Piotr Naskrecki / Nile Monitor (Varanus niloticus) juvenile climbing on branch, Africa

Pete Oxford / Nile monitor (Varanus niloticus) raiding Carmine Bee-eater nests in rock face, Botswana

Tony Heald / Water monitor lizard / Nile monitor {Varanus niloticus} head with tympanum visible, Chobe national park, Botswana.

Richard Du Toit / Nile monitor {Varanus niloticus} Chobe NP, Botswana

Philippe Clement / Nile monitor {Varanus niloticus} Kruger NP South Africa

Richard Du Toit / Nile water monitor climbing tree {Varanus niloticus} Chobe river, Chobe NP, Botswana

Lisa Asch / Nile monitor lizard {Varanus niloticus} crossing water covered in Water hyacinth, Masai Mara, Kenya

Richard Du Toit / Nile monitor {Varanus niloticus} climbing up dead tree trunk, Chobe NP, Botswana