Woodland caribou (Rangifer caribou) buck in velvet and shedding, Alaska Highway, British Columbia, Canada, North America

Adder (Vipera berus) in closeup, before shedding skin, Northumberland National Park, England, United Kingdom, Europe

Southern elephant seals (Mirounga leonina), hauled out for their annual catastrophic molt (moult) on the beach at Snow Island, Antarctica, Polar Regions

Southern elephant seals (Mirounga leonina), hauled out for their annual catastrophic molt (moult) on the beach at Snow Island, Antarctica, Polar Regions

Young Woodland Caribou (Rangifer caribou) buck starting to shed its velvet, Stone Mountain Provincial Park, British Columbia, Canada, North America

Musk ox (Ovibos moschatus), shedding summer fur, Fram Fjord, Ellesmere Island, Nunavut, Canada, North America

An adult border anole (Anolis limifrons) shedding its skin in a tree at Playa Blanca, Costa Rica, Central America

Plains Bison shedding winter fur in Spring, Elk Island National Park, Alberta, Canada, North America

An adult border anole (Anolis limifrons) shedding its skin in a tree at Playa Blanca, Costa Rica, Central America

Donkeys shedding their winter coats in pasture at St Martin de Re, Ile de Re, France

Donkeys and foals shedding their winter coats in pasture at St Martin de Re, Ile de Re, France

Spurge Hawkmoth (Hyles euphorbiae) larva shedding its skin

Svalbard reindeer (Rangifer tarandus platyrhynchus), Svalbard, Norway, Scandinavia, Europe

Svalbard reindeer (Rangifer tarandus platyrhynchus), Svalbard, Norway, Scandinavia, Europe

The endemic marine iguana (Amblyrhynchus cristatus) in the Galapagos Island Group, Ecuador

Young Sperm Whale (Physeter macrocephalus) spy-hopping (note the sloughing skin) in the mid-riff region of the Gulf of California (Sea of Cortez), Mexico.

Sub-adult Sperm Whale (Physeter macrocephalus) surfacing (note the peeling skin) near Isla San Pedro Martir in the midriff region of the Gulf of California (Sea of Cortez), Mexico

Human respiratory syncytial virus (rsv)

Kyoto, Japan

Mountain Goat (Oreamnos americanus), adult shedding winter coat, Glacier National Park, Montana, USA

Bull Elk (Cervus Canadensis) Shedding Velvet, Captive At The Alaska Wildlife Conservation Centre, Portage, Alaska, United States Of America

Mature bull moose (Alces alces) in water with shedding antlers, captive in the Alaska Wildlife Conservation Center, South-central Alaska, Portage, Alaska, United States of America