Steven Kazlowski / North American porcupine (Erethizon dorsatum) pup feeds on Alaskan high brush cranberries in the foothills of the Takshanuk Mountains, South-East Alaska, USA

Steve Gettle / Atreus Owl (Caligo atreus) butterfly wing with false eyespot, Ecuador

Tom Struhsaker / Uganda Red Colobus Monkey (Procolobus rufomitratus tephrosceles) medium sized juvenile stripping and feeding on bark of bottle brush (Callistemon citrinus). Kanyawara, Kibale National Park, Uganda.

Tony Heald / Eland [Taurotragus oryx] male rubbing wet mud onto forehead brush, Etosha National Park, Namibia, August

Shattil & Rozinski / Herd of horses running through winter landscape, Brush Creek Ranch, Saratoga, Wyoming, USA, February 2010

Shattil & Rozinski / Herd of horses running through winter landscape, Brush Creek Ranch, Saratoga, Wyoming, USA, February 2010

Silvia Reiche / Peacock Butterfly (Inachis io) on flower, Hoogeloon, Noord-Brabant, Netherlands

Yva Momatiuk & John Eastcott / Snake River and sagebrush prairie, Grand Teton National Park, Wyoming

Yva Momatiuk & John Eastcott / Heavy cumulus clouds gather before storm above sagebrush desert, central Wyoming

Silvia Reiche / Red Admiral (Vanessa atalanta), Hoogeloon, Netherlands. Sequence 13 of 14

Thomas Marent / Crimson-patched Longwing (Heliconius erato) butterfly, Colombia

Ingo Arndt / Monarch (Danaus plexippus) butterfly feeding on nectar of Goldenrod during migration, East Coast, USA

Ingo Arndt / Monarch (Danaus plexippus) butterflies gathering to drink water and take up minerals, Michoacan, Mexico

Ingo Arndt / Blue Morpho (Morpho peleides) butterfly wing with false eyespots, Costa Rica

Ingo Arndt / Blue Morpho (Morpho peleides) caterpillar hatching out of egg, Costa Rica

Ingo Arndt / Blue Morpho (Morpho peleides) caterpillar hatching out of egg, Costa Rica

Ingo Arndt / Blue Morpho (Morpho peleides) butterfly egg, Costa Rica

Thomas Marent / Peacock Butterfly (Inachis io) on flowers, Switzerland

Thomas Marent / Silver-washed Fritillary (Argynnis paphia) butterfly, Switzerland

Thomas Marent / Glasswing Butterfly (Ithomania sp) pair, Tingomaria, Peru

Thomas Marent / Glasswing Butterfly (Ithomania sp), Tingomaria, Peru

Patricio Robles Gil / Monarch (Danaus plexippus) butterfly, mass flying in wintering grounds, Monarch butterfly Biosphere Reserve, Michoacan, Mexico

Michael & Patricia Fogden / Blue Morpho (Morpho peleides) butterfly flying in cloud forest, Costa Rica

Michael & Patricia Fogden / Nymphalid Butterfly (Pteronymia sp) of the family Ithomiinae, at flowers of Asteraceae, cloud forest, Costa Rica

Michael & Patricia Fogden / Monarch (Danaus plexippus) butterfly, feeding on Scarlet Milkweed (Asclepias curassavica) in the cloud forest, Costa Rica

Thomas Mangelsen / Monarch (Danaus plexippus) butterfly group perching on a female tourist, El Rosario Monarch Butterfly Sanctuary, Mexico

Michael & Patricia Fogden / Passionvine Butterfly (Heliconius clysonimus) attempting to feed at Crucifix Orchid (Epidendrum radicans) the original mimics Lantana sp and Asclepias curassavica but provides no nectar

Michael & Patricia Fogden / Blue Morpho (Morpho peleides) butterfly in cloud forest, Costa Rica

Michael & Patricia Fogden / Nymphalid Butterfly (Cithaerias sp) on leaf, Amazon rainforest, Peru

Michael & Patricia Fogden / Tiger Longwing (Heliconius hecale) butterfly at Lantana flowers, Costa Rica

Michael & Patricia Fogden / Nymphalid Butterfly (Pteronymia sp) at Coral Tree (Erythrina sp) flowers, cloud forest, Costa Rica

Ingo Arndt / Blue Morpho (Morpho peleides) butterfly, caterpillar on twig

Pete Oxford / Morpho Butterfly (Morpho achilles) butterfly, on a leaf in the rainforest, Ecuador

Tim Fitzharris / American Painted Lady (Cynthia virginiensis) butterfly on Coneflower (Echinacea sp), New Mexico

Jim Brandenburg / Monarch (Danaus plexippus) butterfly group resting on Giant Sunflower (Helianthus giganteus) during migration, Iowa

Jim Brandenburg / Monarch (Danaus plexippus) butterfly newly emerged from chrysalis, California

Jim Brandenburg / Monarch (Danaus plexippus) butterfly group resting on Thickspike Gayfeather (Liatris pycnostachya) flowers, North America

Tim Fitzharris / American Painted Lady (Cynthia virginiensis) butterfly on sunflower, New Mexico

Jim Brandenburg / Monarch (Danaus plexippus) butterfly emerging from cocoon, Minnesota

Jim Brandenburg / Monarch (Danaus plexippus) butterfly, Minnesota

Tim Fitzharris / Monarch (Danaus plexippus) butterflies on lupine, Michoacan, Mexico

Rod Williams / Brush tailed bettong, also known as Woylie, Australia

George Sanker / Grizzly Bear (Ursus arctos horribilis) in sage brush above meadow and trees. Grand Teton National Park, June.

Piotr Naskrecki / Nymphalid Butterfly (Catoblepia xanthus), Suriname

Piotr Naskrecki / Nymphalid Butterfly (Nymphalidae) chrysalis, Suriname

Jabruson / Bushmeat trade - roadside restaurant with freshly caught items on the menu on full display to passing vehicles, in this case Brush-tailed Porcupines (Atherurus africanus). If not eaten at the restaura...

Ingo Arndt / Glasswing (Greta oto) butterfly, native to South and Central America

Steven Kazlowski / North American porcupine (Erethizon dorsatum) pup feeds on Alaskan high brush cranberries in the foothills of the Takshanuk Mountains, South-East Alaska, USA

Claudio Contreras / Brush Rabbit (Sylvilagus bachmani), San Pedro Martir National Park, Baja California Peninsula, Mexico, May.

ZSSD / Nymphalid Butterfly (Nymphalidae) pair, San Diego Zoo, California

Scott Leslie / Monarch (Danaus plexippus) butterfly, Canada

Tui De Roy / White winged brush finch (Atlapetes leucopterus) Bellavista cloud forest private reserve, 1700m altitude, Tandayapa Valley, Andean cloud forest, West slope, Tropical Andes, Ecuador

Tui De Roy / Chestnut capped brush finch (Arremon brunneinucha) rear view, Guango private reserve, Papallacta Valley, Andean Cloud Forest, Ecuador

Kerstin Hinze / Greater Double collared sunbird (Nectarinia afra), male feeding from Natal Bottle Brush (Greyia sutherlandii) Hidden Valley, KwaZulu-Natal, South Africa, October

Kerstin Hinze / Greater Double collared sunbird (Nectarinia afra), female feeding from Natal Bottle Brush (Greyia sutherlandii) Hidden Valley, KwaZulu-Natal, South Africa, October

Kerstin Hinze / Cape White Eye (Zosterops pallidus) bird, foraging on Natal Bottle Brush (Greyia sutherlandii), Hidden Valley, KwaZulu-Natal, South Africa

Kerstin Hinze / Cape White Eye ( Zosterops pallidus), foraging on Natal Bottle Brush ( Greyia sutherlandii), Hidden Valley, KwaZulu-Natal, South Africa

Kerstin Hinze / Greater Double collared sunbird (Nectarinia afra), female feeding from Natal Bottle Brush (Greyia sutherlandii) Hidden Valley, KwaZulu-Natal, South Africa, October

Peter Cairns / 2020VISION / Volunteer with brush taking part in Flora of the Fells conservation day. Helvellyn, Lake District National Park, Cumbria, September.

Martin Willis / Brush Wattlebird (Anthochaera chrysoptera), Wilsons Promontory National Park, Victoria, Australia

Martin Willis / Brush Wattlebird (Anthochaera chrysoptera) calling, Wilsons Promontory National Park, Victoria, Australia

Martin Willis / Common Brush-tailed Possum (Trichosurus vulpecula) at night, Cradle Mountain-Lake Saint Clair National Park, Tasmania, Australia

Martin Willis / Common Brush-tailed Possum (Trichosurus vulpecula) at night, Cradle Mountain-Lake Saint Clair National Park, Tasmania, Australia

Martin Willis / Common Brush-tailed Possum (Trichosurus vulpecula) in tree at night, Bruny Island, Tasmania, Australia

Tom Vezo / Grey Pansy (Junonia atlites) butterfly, Tucson Botanical Gardens, Tucson, Arizona

Tom Vezo / Dark Blue Tiger (Tirumala septentrionis) butterfly, Tucson Botanical Gardens, Tucson, Arizona

Tom Vezo / Angled Leafwing (Anaea glycerium) butterfly mimics dead leaf, Tucson Botanical Gardens, Tucson, Arizona

Tom Vezo / Morpho Butterfly (Morpho achilles), Tucson Botanical Gardens, Tucson, Arizona

Roland Seitre / Brush-tailed bettong (Bettongia penicillata). Captive. Desert Park, Alice Springs, Northern Territory.

Roland Seitre / Visitors on nocturnal tour watching various desert mammals: Brush-tailed bettong (Bettongia penicillata), Rufous hare-wallaby and Greater Bilby. Alice Springs nature park, Northern Territories, Austr...

Dave Watts / Male Australian brush-turkey (Alectura lathami) in breeding plumage, Queensland, Australia, October

Dave Watts / Male Australian brush-turkey (Alectura lathami) displaying in breeding plumage, Queensland, Australia, October

Dave Watts / Male Australian brush-turkey (Alectura lathami) walking, in breeding plumage, Queensland, Australia, October

Pete Oxford / Painted Beauty (Batesia hypochlora) butterfly wings and body, Yasuni National Park, Amazon, Ecuador

Pete Oxford / Painted Beauty (Batesia hypochlora) butterfly, Yasuni National Park, Amazon, Ecuador

Pete Oxford / Darius Butterfly (Dynastor darius) and empty chrysalis, Tiputini Biodiversity Station, adjacent to Yasuni National Park, Amazon, Ecuador

Pete Oxford / Darius Butterfly (Dynastor darius), Tiputini Biodiversity Station, Adjacent to Yasuni National Park, Amazon, Ecuador

Pete Oxford / Darius Butterfly (Dynastor darius) chrysalis mimics snake head, Tiputini Biodiversity Station, adjacent to Yasuni National Park, Amazon, Ecuador

Pete Oxford / Darius Butterfly (Dynastor darius) chrysalis mimics snake head, Tiputini Biodiversity Station, adjacent to Yasuni National Park, Amazon, Ecuador

Merryn Thomas / Bristol Pilot Gig Club cleaning gig, March 2009.

Merryn Thomas / Cleaning clinker-built pilot gig "Young Bristol", March 2009.

Konrad Wothe / Small Striped Swordtail (Graphium policenes) and Nymphalid Butterfly (Nymphalidae) feeding on flower nectar, Mahale Mountains National Park, Tanzania

Konrad Wothe / Butterfly (Danaus sp) feeding on flower nectar, Mahale Mountains National Park, Tanzania

Merryn Thomas / Two women cleaning the wooden boards of their gig "Young Bristol". Underfall Yard, Bristol, March 2009.

MYN / David Hunter / Whisker Brush (Linanthus ciliatus) flowers and leaves, Sierra Nevada Mountains, California, USA, July. meetyourneighbours.net project

Piotr Naskrecki / Shrubland vegetation of the karoo biome, Tankwa Karoo National Park, Northern Cape, South Africa

Piotr Naskrecki / Shrubland vegetation of the karoo biome, Tankwa Karoo National Park, Northern Cape, South Africa

ZSSD / Shining Blue Nymph (Cynandra opis) butterfly, native to Africa

Hiroya Minakuchi / Paper Kite (Idea leuconoe) butterfly, Okinawa, Japan

Petra Wegner / Woman brushing Cavalier King Charles Spaniel, ruby / brush. Model released

Steve Gettle / Chestnut-capped Brush Finch (Arremon brunneinucha), Costa Rica

Steve Gettle / Eighty-nine (Diaethria marchalii) butterfly, Ecuador

Steve Gettle / Blue Morpho (Morpho peleides) butterfly, Ecuador

Steve Gettle / Blue Morpho (Morpho peleides) butterfly wing with false eyespots, Ecuador

Steve Gettle / Blue Morpho (Morpho peleides) butterfly wing with false eyespots, Ecuador

Steve Gettle / Rusty-tipped Page (Siproeta epaphus) butterfly, Ecuador