Hornbills (Buceros bicornis; Tockus ruahae; Rhyticeros cassidix; Ocyceros gingalensis)

Hornbills (Buceros rhinoceros) Background info: Rhyticeros undulatus

Flying dinosaurs (Pterodaustro guinazui; Peteinosaurus zambelli; Pteranodon longiceps; Pterodactylus antiquus)

Flying dinosaurs (Sinopterus dongi) Background info: Peteinosaurus zambelli, Pterodaustro guinazui

Climate change (Air pollution; Desertification; Deforestation; Ice melting, Ursus maritimus)

Climate change (Greenhouse effect) Background info: Global warming is a long-term rise in the average temperature of the Earth's climate system, an aspect of climate change shown by temperature measurements and by multiple effects of the warming.

Shells and fossils (Stegosaurus stenops, Scaphella junonia, Tonna perdix; Ceratops horridus, Triplofusus papillosus, Vasula deltoidea; Tyrannosaurus rex, Stramonita floridana, Fasciolaria tulipa; Futalognkosaurus dukei, Nautilus pompilius, Spirula spirula)

Shells and fossils (Kainops invius, Pseudovertagus aluco, Cymatium aquatile) Background info: Archaeopteryx lithographica, Argopecten gibbus, Mizuhopecten yessoensis, Costoanachis sertularium

Orchids (Catasetum tigrinum; Paphiopedilum callosum; Cymbidium “Golden Sunrise”; Paphiopedilum exul)

Orchids (Cattleya “Golden peacock”) Background info: Oncidium flexuosum

Extinct species (Elasmotherium sibiricum; Equus quagga quagga; Carcharodon megalodon; Icaronycteris index)

Extinct species (Mammuthus primigenius) Background info: Gastornis parisiensis

Dugongs (Dugong dugon)

Dugongs (Dugong dugon)

Colibri (Selasphorus rufus; Florisuga mellivora; Selasphorus platycercus; Cynanthus latirostris)

Colibri (Thalurania colombica fannyi) Background info: Boissonneaua jardini

Rare birds (Grus japonensis; Crax rubra; Rupicola peruvianus; Fregata andrewsi)

Rare birds (Eumomota superciliosa) Background info: Grus japonensis, Euplectes progne

Seabirds (Pygoscelis antarcticus; Fregata magnificens; Larus delawarensis; Aethia cristatella

Seabirds (Sula nebouxii) Background info: Rynchops niger

Mahatma Gandhi moments (Gandhi was arrested and imprisoned at the Aga Khan Palace) Background info: In 1942, Gandhi was arrested and imprisoned at the Aga Khan Palace in Pune, because of worst instances of civil uprising under his direction, through his ‘Quit India’ movement.

Mahatma Gandhi moments (Kasturba Gandhi (1869–1944), Mahatma Gandhi (1869–1948)) Background info: Gandhi’s wife Kasturba died after 18 months' imprisonment on 22 February 1944.

World-famous Nobel Prize winners (Theodore Roosevelt (1858–1919), Nobel Peace Prize, 1906)

World-famous Nobel Prize winners (Alexander Fleming (1881–1955), Nobel Prize in Physiology or Medicine, 1945)

World-famous Nobel Prize winners (Wole Soyinka, Nobel Prize in Literature, 1986)

World-famous Nobel Prize winners (Ahmed Zewaii (1946–2016), Nobel Prize in Chemistry, 1999)