Kingfishers (Ceyx azureus; Dacelo novaeguineae; Ceyx erithaca; Megaceryle alcyon)

Kingfishers (Todiramphus macleayii) Background info: Megaceryle maxima

Weavers (Ploceus xanthops; Ploceus intermedius; Ploceus benghalensis; Ploceus subaureus)

Weavers (Ploceus castaneiceps) Background info: Ploceus cucullatus

Waxbills (Estrilda atricapilla; Estrilda erythronotos; Estrilda troglodytes; Estrilda melpoda)

Waxbills (Estrilda caerulescens) Background info: Estrilda astrid

Starlings (Sturnia malabarica; Aplonis metallica; Lamprotornis hildebrandti; Lamprotornis iris)

Starlings (Sturnus vulgaris) Background info: Lamprotornis superbus

Monarchs (Terpsiphone viridis; Terpsiphone atrocaudata; Terpsiphone bourbonnensis; Terpsiphone mutata)

Monarchs (Terpsiphone paradisi) Background info: Terpsiphone affinis

Dolphins (Tursiops australis, Stenella coeruleoalba; Lagenorhynchus cruciger; Lagenorhynchus acutus; Lagenorhynchus obliquidens)

Dolphins (Lagenorhynchus albirostris) Background info: Lagenorhynchus obliquidens, Tursiops australis

Sharks (Isurus oxyrinchus; Rhincodon typus; Cetorhinus maximus; Galeocerdo cuvier)

Sharks (Sphyrna mokarran) Background info: Carcharodon carcharias

Jellyfish (Chrysaora fuscescens; Phyllorhiza punctata; Mastigias papua; Chrysaora melanaster)

Jellyfish (Cotylorhiza tuberculata) Background info: Cyanea capillata

Sea lions (Eumetopias jubatus; Neophoca cinerea; Otaria flavescens; Phocarctos hookeri)

Sea lions (Zalophus californianus) Background info: Zalophus wollebaeki

Crabs (Paralithodes californiensis; Panulirus ornatus; Lybia tesselata; Neopetrolisthes maculatus)

Crabs (Nephrops norvegicus) Background info: Neopetrolisthes maculatus

Rosetta/Philae mission (Rosetta space probe, spacecraft Philae)

Rosetta/Philae mission (Rosetta space probe, spacecraft Philae, 67P/Churyumov–Gerasimenko comet)

NASA “From Moon to mars” (International Space Station; Space Launch System (or SLS); Lunar Orbital Platform-Gateway or LOP-G; Orion spacecraft)

NASA “From Moon to mars” (Orion spacecraft test)

Hubble Space Telescope (Space Telescope Launched on April 24, 1990 by Discovery Space Shuttle)

Hubble Space Telescope (Space Telescope Launched on April 24, 1990 by Discovery Space Shuttle)

Butterflies (Papilio troilus; Parthenos sylvia; Papilio palinurus; Greta oto)

Butterflies (Anartia amathea) Background info: Melanargia galathea

Beetles (Lamprima aurata; Xixuthrus heros; Polyphylla fullo; Clytus arietis)

Beetles (Oryctes nasicornis) Background info: Trichodes alvearius

The most dangerous insects in the world (Oestridae species, Several species have long been cited as problematic for farm animals or draft and load; Triatoma infestans is a major factor of American trypanosomiasis, or Chagas disease; Vespa mandarinia japonica causes between 30 and 50 deaths each year either by individual allergy or by multiple bites causing multi visceral lesions; Solenopsis geminata, Fire ants are more aggressive than most native ant species and are distinguished by their painful sting)

The most dangerous insects in the world (Anopheles stephensi is the main factor of urban malaria in India) Background info: Siphonaptera species, Eciton burchellii

WWF overprint (Phataginus tricuspis in silver foil)

WWF overprint (Phataginus tricuspis in green foil)

WWF overprint (Phataginus tricuspis in red foil)

WWF overprint (Phataginus tricuspis in dark blue foil)

WWF overprint (Neotis denhami in red foil)

WWF overprint (Neotis denhami in pink foil)

WWF overprint (Neotis denhami in green foil)

WWF overprint (Neotis denhami in dark blue foil)