Elio Della Ferrera / Stoat {Mustela erminea} with white winter coat in snow. Stelvio National Park, Italy.

Elio Della Ferrera / Golden leaf monkey / langur {Presbytis geei} adult male + juvenile, Assam, India

Elio Della Ferrera / Southern plains grey / Hanuman langur {Semnopithecus dussumieri} sitting on arm of statue of Buddha. Sri Lanka

Elio Della Ferrera / Egyptian vulture on ground {Neophron percnopterus} Simien NP, Ethiopia

Elio Della Ferrera / Figs ripening on Fig tree {Ficus sp} Assam, North East India, Indian Subcontinent

Elio Della Ferrera / Chestnut naped francolin {Pternistis castaneicollis} Ethiopian highlands, Ethiopia

Elio Della Ferrera / Veiled fungus {Phallus sp} and {Michelia sp} fruit on leaf litter in tropical wet evergreen forest, Sri Lanka

Elio Della Ferrera / Montane purple faced langur {Presbytis senex monticola} dominant male. Sri Lanka. Endemic endangered species.

Elio Della Ferrera / Liontail macaque, juvenile {Macaca silenus} Western Ghats Mts, Kerala, India - endangered endemic species

Elio Della Ferrera / Atlas moth {Attacus atlas} on nurse plant Sri Lanka

Elio Della Ferrera / Toadstools growing on fallen leaves Uduwattakele FR, Sri Lanka

Elio Della Ferrera / Rainforest interior with climbing plant around tree trunk, Uduwattakele FRWS, Sri Lanka

Elio Della Ferrera / Rainforest interior with ferns and pond Sinharaja FR, Sri Lanka

Elio Della Ferrera / Tropical rainforest canopy, Western Ghats, Kerala, southern India

Elio Della Ferrera / Child sucks on Juncus stem to quench thirst. Dinsho village, Bale Mountains National Park, Ethiopia

Elio Della Ferrera / Grassland and River in Bale Mountains National Park, Ethiopia

Elio Della Ferrera / Hagenia abyssinica in flower, Bale Mountains National Park, Ethiopia endemic

Elio Della Ferrera / Rouget's rail {Rougetius rougetii} on Everlasting flowers Ethiopian highlands, Ethiopia

Elio Della Ferrera / Simien jackal / Ethiopian wolf {Canis simensis} Bale Mopuntains NP, Ethiopia endemic species

Elio Della Ferrera / Garba Guracha lake, Bale Mountains National Park, Ethiopia

Elio Della Ferrera / Garba Guracha lake, Bale Mtns NP, Ethiopia, with endemic Giant lobelia plants {Lobelia rhynchopetalum}

Elio Della Ferrera / Stoat / Ermine surveying surroundings , Alps, Europe

Elio Della Ferrera / Stoat / Ermine running across snow in winter, Alps, Eruope

Elio Della Ferrera / Gelada baboon, Simien NP, Ethiopia

Elio Della Ferrera / Black berried honeysuckle {Lonicera nigra} berries, Alps, Italy

Elio Della Ferrera / {Physoplexis comosa} flowering on rock, Grigne mountains, Alps, Italy

Elio Della Ferrera / {Viola dubyana} flowering, Grigne mountains, Alps, Italy

Elio Della Ferrera / Thyme leaf willow {Salix serpyllifolia} Puez-odle Regional Park, Alps, Italy

Elio Della Ferrera / Dwarf willow plants {Salix herbacea} leaves and flowers, Tessa Regional Park, Alps, Italy

Elio Della Ferrera / Bearberry {Arctostaphylos uva ursi} white flowers, Stelvio NP, Alps, Italy

Elio Della Ferrera / {Primula minima} flowers, Stelvio NP, Alps, Italy

Elio Della Ferrera / Lichen {Parmelia centrifuga} growing on stone, Alps, Italy

Elio Della Ferrera / Lichen {Hypogymnia physodes} growing on granite stone, Alps, Italy

Elio Della Ferrera / Fungus {Pholiota sp} in fir spruce woodlands, Adamello Park, Alps, Italy

Elio Della Ferrera / Geum {Geum reptans} flowers, Alps, Italy

Elio Della Ferrera / Mountain avens {Dryas octopetala} Puez Odle regional park, Alps, Italy

Elio Della Ferrera / Purple saxifrage {Saxifraga oppositifolia} Adamello regional park, Alps, Italy

Elio Della Ferrera / {Euphorbia sp} plants growing in Simien NP, Ethiopia

Elio Della Ferrera / Butterfly on a Spring pasque flower {Pulsatilla vernalis} Stevio NP, Alps, Italy

Elio Della Ferrera / Lichen {Caloplaca biatorina} growing on stone wall, Alps, Italy

Elio Della Ferrera / Female Dusky Leaf Monkey (Trachypithecus obscurus) running, carrying baby hanging on upside down, Thailand 1996

Elio Della Ferrera / Female Dusky Leaf Monkey (Trachypithecus obscurus) suckling her yellow-furred baby, Thailand 1996

Elio Della Ferrera / Male Dusky Leaf Monkey (Trachypithecus obscurus) eating leaves, Thailand 1996

Elio Della Ferrera / Two juvenile Dusky Leaf Monkeys (Trachypithecus obscurus) leaping into the air whilst playing, Thailand 1996

Elio Della Ferrera / Juvenile Dusky Leaf Monkey (Trachypithecus obscurus) portrait, Thailand 1996

Elio Della Ferrera / Female Dusky Leaf Monkey (Trachypithecus obscurus) attempting to take a yellow-furred newborn from its mother, Thailand 1996

Elio Della Ferrera / Adult Dusky Leaf Monkey (Trachypithecus obscurus) running, Thailand 1996

Elio Della Ferrera / Four wet Dusky Leaf Monkeys (Trachypithecus obscurus) at the edge of forest after rain shower, Thailand 1996