Cyril Ruoso / South American fur seal (Arctocephalus australis) male head profile, Punta San Juan, Peru

Cyril Ruoso / Inmates of the Cedar Creek Corrections Center raising endangered Oregon spotted frog (Rana pretiosa) Prisoners in this facility are raising endangered frogs for release in the wild, as part of the Sus...

Cyril Ruoso / African Grey Parrot (Psittacus erithacus) flock taking off, Lake Lobak / Lobeke National Park, Cameroon, July.

Cyril Ruoso / Ringed-tailed lemur (Lemur catta) foraging in sisal field looking for flowers during a poor year without much fruit. Berenty reserve, Madagascar, September.

Cyril Ruoso / Verreaux's sifakas (Propithecus verreauxi) in Madagascar ocotillo (Alluaudia procera) trees Berenty, Madagascar.

Cyril Ruoso / Verreaux's sifaka (Propithecus verreauxi) two resting Berenty, Madagascar.

Cyril Ruoso / Tenrec (Echinops telfairi) walking across leaf litter, Berenty Reserve, Madagascar.

Cyril Ruoso / Red fox (Vulpes vulpes) cub, Burgundy, France, May.

Cyril Ruoso / Close up of Sumatran rhinoceros (Dicerorhinus sumatrensis) female close up, part of a breeding program, Way Kambas National Park, Sumatra, Indonesia.

Cyril Ruoso / Close up of Sumatran rhinoceros (Dicerorhinus sumatrensis) female feeding, part of a breeding program, Way Kambas National Park, Sumatra, Indonesia.

Cyril Ruoso / Sumatran orangutan (Pongo abelii) baby reaching up to mother's hand, Gunung Leuser National Park, Sumatra, Indonesia.

Cyril Ruoso / Sumatran orangutan (Pongo abelii) female holding hands with baby whilst hanging from liana. Gunung Leuser National Park, Sumatra, Indonesia.