Four of the Darwin's finches | 14 finch species found on the Galápagos Islands | Galápagos Archipelago, are thought to have evolved by an adaptive radiation that diversified their beak shapes to adapt them to different food sources.

Also, while in New Guinea, he visited the Lutheran missionaries Otto Thiele and Christian Keyser, in the Finschhafen district ; there, while in conversation with his hosts, he uncovered the discrepancies in Hermann Detzner's popular book, Four Years among the Cannibals in German Guinea from 1914 to the Truce, in which Detzner claimed to have seen the interior, discovered several species of flora and fauna, while remaining only steps ahead of the Australian patrols sent to capture him.

Four of the seven living genera include extinct species.

Four species are living, in two families and genera.

On each day of the holiday, members of the household recite a blessing over the lulav and etrog ( Four species ).

On each day of the festival, worshippers walk around the synagogue carrying their Four species while reciting Psalm 118: 25 and special prayers known as Hoshanot.

This day is marked by a special service in which seven circuits are made by worshippers holding their Four species, reciting Psalm 118: 25 with additional prayers.

Four species commonly known as types of hare are classified outside of Lepus: the hispid hare ( Caprolagus hispidus ), and three species known as red rock hares ( Pronolagus spp.

** Genus Uropsilus Four species in China, Bhutan, and Myanmar

Four ( or five ) species occur in the Northern Hemisphere, one species is found in Australia and New Zealand and one species is distributed in southern South America.

Four species of snake occur: the Viperine Snake ( Natrix maura ); Grass Snake ; False Smooth Snake ( Macroprotodon cucullatus ) and the Ladder Snake ( Rhinechis scalaris ).

Four white-plumaged species tend to nest on the ground, and four brown or grey-plumaged species nest mainly in trees.

Four species are classified by the IUCN as " lower risk, conservation dependent ": Arnoux's and Baird's beaked whales, and the northern and southern bottlenose whales.

Four species are found in North America: the Monarch Butterfly ( Danaus plexippus ); the Queen ( Danaus gilippus ); the Tropical Milkweed Butterfly ( Lycorea cleobaea ); and the Soldier Butterfly ( or " Tropic Queen "; Danaus eresimus ).

Four other species are grown as crops of minor or regional importance.

* Big Four ( Indian snakes ), four snake species responsible for the most snake-bites in India

Four species of frog are abundant at the base of Uluru and Kata Tjuta following summer rains.

The player is later given an opportunity to capture Mewtwo in the Cerulean Cave, which is accessible only after defeating the game's final bosses, the Elite Four and Blue ; in the remake titles Pokémon FireRed and LeafGreen this prerequisite was expanded, requiring the player to explore more thoroughly and record information on sixty Pokémon species before access to the cave would be granted.

Four new species of Anurans belonging to the genus Rhacophorus, Polypedates, Philautus and Bufo have been described from the Western Ghats.

Four of the most notable English Abbeys are the Basilica of St Gregory the Great at Downside, commonly known as Downside Abbey, Ealing Abbey in Ealing, West London and St. Lawrence's in Yorkshire ( Ampleforth Abbey ) and Worth Abbey which has appeared in two BBC2 TV programmes ; ' The Monastery ( BBC TV series )' and ' The Big Silence '.

For example, in one of the Four Great Classical Novels of China, The Dream of the Red Chamber ( believed to be a semi-autobiographical account of author Cao Xueqin's own family life ), three generations of the Jia family are supported by one favorite concubine of the Emperor.

* The Four Great Books of Song, a term referring to the four large compilations during the beginning of Song Dynasty.

The enormous encyclopedic work in China of the Four Great Books of Song, compiled by the 11th century AD during the early Song Dynasty ( 960 – 1279 ), was a massive literary undertaking for the time.

* Four Great Lakes Valley Conference regular season championships.

It aired as part of PBS ' Great Performances series on 6 October 2010 and on BBC Four on 12 December 2010.

* 1871 – Four major fires break out on the shores of Lake Michigan in Chicago, Peshtigo, Wisconsin, Holland, Michigan, and Manistee, Michigan including the Great Chicago Fire, and the much deadlier Peshtigo Fire.

; Red Robe Dà Hóng Páo ( 大红袍 ): in Chinese, a highly prized tea and a Sì Dà Míng Cōng ( 四大名樅, literally: The Four Great Bushes ).

That work is also found in the Buddhist Canon as a separate treatise with the longer title of " Great Master Bodhidharma ’ s Outline For Discerning the Mahayana and Entering the Way By Four Practices and Contemplation " ( 菩提達磨大師略辨大乘入道四行觀 ) Vol.

Four members of parliaments in an event of the Unification Church in the Parliament of Great Britain.

In the Ming Dynasty, Luo Guanzhong and Shi Nai ' an wrote Romance of the Three Kingdoms and Water Margin respectively, which became two of the Four Great Classical Novels of Chinese literature.

* 1013 – One of the Four Great Books of Song, the Prime Tortoise of the Record Bureau compiled by 1013 was the largest of the Song Chinese encyclopedias.

* Three of the Four Great Books of Song are published ( the last one in 1013 ), which were enormous Chinese encyclopedias having millions of written Chinese characters each.

* The largest of the Four Great Books of Song, the Song Dynasty Chinese encyclopedia Prime Tortoise of the Record Bureau ( which had been compiled since 1005 ), is completed in 1, 000 volumes of 9. 4 million written Chinese characters.

* One of the Four Great Books of Song, the Chinese encyclopedia Finest Blossoms in the Garden of Literature is finished in this year, with a total of 1, 000 volumes representing the work of some 2, 200 authors.

* One of the Four Great Books of Song, the encyclopedia Imperial Readings of the Taiping Era is completed in 1, 000 volumes of 4. 7 million written Chinese characters.

On the contrary, the Silk Road passed Chinese products and inventions to the Western regions, including paper: papermaking originated in China and is considered one of Four Great Inventions.

Four years later, the school moved into its own Adams Street building, which was destroyed in the Great Chicago Fire of 1871.

" The Great Great Pumpkin ", released on Lucky Four # 1012, is probably the most noteworthy of these recordings.

* One of the Four Great Books of Song, the Tàipíng guǎngjì is a Chinese encyclopedia documenting various stories of Chinese myths and subjects of theology.

Cornelius, along with Quirinus of Neuss, Hubertus and Anthony the Great, was venerated as one of the Four Holy Marshals in the Rhineland during the late Middle Ages.

In Holland, the Dutch Republic ’ s 17th-century ( 1609 – 1672 ) mercantilist dominion was a first instance of global, commercial hegemony, made feasible with its technological development of wind power and its Four Great Fleets, for the efficient production and delivery of goods and services, which, in turn, made possible its Amsterdam stock market and concomitant dominance of world trade ; in France, King Louis XIV ( 1638 – 1715 ) and ( Emperor ) Napoleon I ( 1799 – 1815 ) established French hegemony via economic, cultural, and military domination of most of Continental Europe.

On 21 February 2011, ABC Four Corners revealed that significant concerns were being expressed about depletion and chemical damage to the Great Artesian Basin as a result of coal seam gas extraction.

The later Yuan dynasty is characterized by the work of the so-called " Four Great Masters ".