Fabio Pupin / White-lipped herald snake, (Crotaphopeltis hotamboeia), Ruaha NP, Tanzania, January . Non-ex.

Fabio Pupin / Rock monitor, (Varanus albigularis), popping out of grass, Ruaha NP, Tanzania, January . Non-ex.

Fabio Pupin / Kenyan rock agama, (Agama lionotus), male, Ruaha NP, Tanzania, . Non-ex.

Fabio Pupin / Dwarf yellow-headed gecko, (Lygodactylus luteopicturatus), on tree trunk, Ruaha NP, Tanzania, January . Non-ex.

Fabio Pupin / Kenyan rock agama, (Agama lionotus), female, Ruaha NP, Tanzania, . Non-ex.

Charlie Summers / Emerald-spotted wood dove (Turtur chalcospilos) on branch, Ruaha National Park, Tanzania.

Charlie Summers / Masai giraffe (Giraffa camelopardalis tippelskirchi) male with red-billed (Buphagus erythrorhynchus) and yellow-billed (Buphagus africanus) oxpeckers on neck, Ruaha National Park, Tanzania.

Charlie Summers / Yellow baboon (Papio cynocephalus) running across a shallow part of the Ruaha River to avoid nearby crocodiles, Ruaha National Park, Tanzania.

Charlie Summers / Yellow baboon (Papio cynocephalus) baby clinging to mother as they cross a shallow part of the Ruaha River, Ruaha National Park, Tanzania.

Charlie Summers / Ashy starling (Cosmopsarus unicolor) perched on bush, Ruaha National Park, Tanzania.

Charlie Summers / Yellow Baboon (Papio cynocephalus) bounding across a shallow part of the Ruaha River to avoid Crocodiles, Ruaha National Park, Tanzania.

Charlie Summers / Yellow baboon (Papio cynocephalus) juveniles running across a shallow part of the Ruaha River to avoid Crocodiles lurking nearby, Ruaha National Park, Tanzania.

Charlie Summers / Common sandpiper (Actitis hypoleucos) portait, Ruaha National Park, Tanzania.

Charlie Summers / African crowned hornbill (Tockus alboterminatus) perched on bush, Ruaha National Park, Tanzania.

Charlie Summers / Baobab tree (Adansonia digitata) damaged by elephants, Ruaha National Park, Tanzania.

Konrad Wothe / Masai giraffe (Giraffa camelopardalis tippelskirchi) portrait, Ruaha National Park, Tanzania, East Africa, September.

Konrad Wothe / Zebra (Equus quagga) herd resting in shade of Baobab (Adansonia digitata) tree, Ruaha National Park, Tanzania

Konrad Wothe / African Lion (Panthera leo) male, Ruaha National Park, Tanzania

Konrad Wothe / Buff-crested Bustard (Eupodotis gindiana) male calling, Ruaha National Park, Tanzania

Konrad Wothe / Baobab (Adansonia digitata) tree at sunset, Ruaha National Park, Tanzania

Konrad Wothe / Great White Pelican (Pelecanus onocrotalus) pair in tree, Ruaha National Park, Tanzania

Konrad Wothe / Grey-headed Social-Weaver (Pseudonigrita arnaudi) nests in Acacia (Acacia sp) tree, Ruaha National Park, Tanzania

Konrad Wothe / Baobab (Adansonia digitata) tree, Ruaha National Park, Tanzania

Konrad Wothe / Baobab (Adansonia digitata) trees, Ruaha National Park, Tanzania

Dietmar Nill / Bat eared fox {Otocyon megalotis} lactating female, Ruaha NP, Tanzania

Dietmar Nill / African fish eagle {Haliaeetus vocifer} Ruaha NP, Tanzania.

Peter Blackwell / Elephants crossing Great Ruaha river, Ruaha National Park,Tanzania, Africa landscape

Dietmar Nill / Spotted hyena scavanging, Ruaha NP, Tanzania

Adri de Visser / African Wild Dog (Lycaon pictus) in threat display, Ruaha National Park, Tanzania

Adri de Visser / African Wild Dog (Lycaon pictus) sub-adult, Ruaha National Park, Tanzania

Adri de Visser / African Wild Dog (Lycaon pictus) sub-adults playing, Ruaha National Park, Tanzania

Konrad Wothe / African Elephant (Loxodonta africana) sub-adult charging, Ruaha National Park, Tanzania

Konrad Wothe / Baobab (Adansonia digitata) tree at sunset, Ruaha National Park, Tanzania

Konrad Wothe / Meyer's Parrot (Poicephalus meyeri), Ruaha National Park, Tanzania

Konrad Wothe / African Elephant (Loxodonta africana) juveniles and calf drinking from holes they have dug, Ruaha National Park, Tanzania

Dietmar Nill / Indian white backed vulture in flight {Gyps bengalensis} Ruaha NP, Tanzania, East Africa

Roman Willi / Buff-crested bustard (Eupodotis gindiana) portrait, Ruaha National Park, Tanzania.

Roman Willi / Two Black crowned-cranes (Balearica pavonina) perched on branch under a pink sky at dusk, Ruaha National Park, Tanzania.