Extinction Extinction was the end of a species caused by either the death of the entire population or over a long period of time in which the species was slowly reduced in number until the last members eventually died . Mass extinctions . Major catastrophes could cause hundreds to millions of species to die out all at once . In cases of planet ary destruction , all the species native to the planet could be driven to extinction ( unless any native species had access to space travel ) . The Last Great Time War led to the near destruction of the Dalek s , as well as the destruction of many planet s , star system s and even galaxies . ( COMIC : " Agent Provocateur " ) Specific planets included Eve ' s planet ( leaving Eve the only survivor ) , ( TV : " The Mad Woman in the Attic " ) The Doctor was considered " the only survivor " of the Time Lord s , who were thought to have been " all gone " , ( TV : " The End of the World " ) but in fact , " all thirteen " of the Doctor ' s incarnations had frozen Gallifrey in time and placed it in another dimension . ( TV : " The Day of the Doctor " ) By the end of the Thousand Year War between the Kaled s and the Thal s , almost all animal life on Skaro was extinct . ( AUDIO : " Corruption " ) In 1981 , the arrival of on Logopolis fatally disrupted life there , and he killed Logopolitan s at random with his Tissue Compression Eliminator . Eventually , because their Block Transfer Computations no longer worked , the planet itself began to crumble and lose coherence , as did the inhabitants . The entropy field caused by the destruction of Logopolis also destroyed a portion of the universe , such as the planet of Traken . ( TV : " Logopolis " ) 500 million BC , the Cirranin home world was destroyed , leaving only Hr ' oln alive . ( PROSE : " The Last Dodo " ) During the Permian period , 96 % of life on Earth was hunted to extinction by the Permian s . ( AUDIO : " The Land of the Dead " ) At the end of the Cretaceous period , a time travelling spaceship filled with anti - matter hit Earth , causing the destruction of around 85 % of species , including the dinosaur s . ( TV : " Earthshock " ) At some point , the Maston ' s homeworld was destroyed . ( AUDIO : " Slipback " ) During the war between the All of Us and the People fifteen planet s , three planetary ring s and fifteen asteroid habitat s were destroyed ( PROSE : " The Also People " ) and twenty - six billion individuals died . ( PROSE : " Walking to Babylon " ) At the climax of the century - long war between the Thraal s and the Olabrian , the Olabrians destroyed the Thraal ' s homeworld , wiping out all life on the planet . ( PROSE : " Ship of Fools " ) The Veil became near - extinct when their planet ' s star was extinguished . The last member of the race , Androvax , went on a vengeful vendetta , destroying twelve planet s before finally being arrested by the Judoon when he attempted to destroy Earth . ( TV : " Prisoner of the Judoon " ) The Malmooth became extinct when Yana killed Chantho , the last of their species . ( TV : " Utopia " ) The alien Stingray s travelled to San Helios and consumed all life on the planet . ( TV : " Planet of the Dead " ) Koral became the last of her kind when her planet , Red Sky Lost , was destroyed by the Daleks . ( PROSE : " Prisoner of the Daleks " ) All life on the planet Ceres was destroyed when a meteor collided with the planet . ( TV : " Sirens of Ceres " ) Survivors of attacks supported by the Etydion s banded together to vaporise their homeworld , cleansing it of all life . One Etydion survived , arrived on Earth and tried to convert the human race to his kind , but when he realised what he was doing he reversed the process and died . ( TV : " The Custodians " ) Individual extinctions . Species would also go extinct on an individual basis , due to a variety of causes . The Khorlthochloi went extinct in the distant past . ( PROSE : " Synthespians™ " ) A virus created from the mood drug Bliss was eventually starved to extinction when New Earth ' s inhabitants all died and the planet was quarantine d for 100 years . ( TV : " Gridlock " ) The Racnoss were made functionally extinct when the Tenth Doctor killed off the Racnoss Empress ' children . ( TV : " The Runaway Bride " ) Baaraddelskelliumfatrexius beast s were hunted to extinction by the Raxacoricofallapatorian s . ( TV : " Revenge of the Slitheen " ) The Arkellis flower , native to Skaro , became extinct . ( PROSE : " Birth of a Legend " ) The Dal s died out before at some point before Davros was born . ( AUDIO : " Purity " ) The Trod were destroyed by the Dalek s . ( COMIC : " The Trodos Ambush " ) By the 29th century the star whale s were driven to near - extinction . Only one survived and offered help to Starship UK , but it was captured and tortured by its leaders . Three hundred years later its intent was realised and it was released by Amy Pond . It continued to serve Starship UK . ( TV : " The Beast Below " ) The Benelisan s became extinct when the Beast travelled to Benelisa and fed on them . Before they became extinct , the Benelisans sent Azoth to locate and destroy the Beast . ( PROSE : " The Taint " ) Two hundred species , including Irradiate Grinderstag and the Stellar Raptor s , were driven to extinction by the Endangered Dangerous Species Society . ( PROSE : " The Doctor Trap " ) The Thain s became extinct in 6000 BC . ( PROSE : " Placebo Effect " ) The Tytheg became extinct by the 26th century . ( PROSE : " St Anthony ' s Fire " ) The Time Lords erased the Charons before they existed as they feared that all other life in the Universe could not co - exist alongside them due to their ability to warp the fabric of the universe . Only one Charon somehow survived the death of its people and constructed a pocket universe . The Seventh Doctor confronted the Charon and learned that , after being alone for so long , it wanted to die . The Doctor sadly granted its wish . ( PROSE : " Sky Pirates ! " ) The Valnaxi were driven to near - extinction in 118 at the end of the Valnaxi - Wurm War . ( PROSE : " The Art of Destruction " ) When the Vervoid s went on a rampage on Hyperion III , the Sixth Doctor was forced to kill them all . ( TV : " Terror of the Vervoids " ) The Aeolian s were driven to near extinction in the Centaurian Catastrophe , leaving only two known survivors left . ( TV : " Aeolian " ) The Cybershade became extinct when CyberKing exploded . ( TV : " The Next Doctor " ) When the Weeping Angel s arrived on Alfava Metraxis , they wiped out the Aplan s . ( TV : " The Time of Angels " ) The Shugs accidentally wiped themselves out when they brought a virus from the past into their time . ( PROSE : " Walking to Babylon " ) A tiger - like species was wiped out in unknown circumstances . Lady Huntingdon and her granddaughter Bella Huntingdon both survived and escaped to Earth . ( PROSE : " Old Flames " ) The Fifth Doctor believed that the Jovian s of Jupiter had become extinct by the 24th century . ( AUDIO : " The Jupiter Conjunction " ) The Titanthrope s became extinct before modern man appeared . ( AUDIO : " Last of the Titans " ) The Caxtarid wiped out four indigenous sentient species on Kapteyn 5 after their conquest of the planet . ( PROSE : " The Room With No Doors " ) The Woprat was long - extinct on Gallifrey by the time of the Doctor . ( PROSE : " Heart of TARDIS " ) The humanoid inhabitants of an Earth - like planet became extinct , allowing the other inhabitants , the Tryod s , to become the dominant species . ( PROSE : " The Word of Asiries " ) The Deathsmiths of Goth became extinct when their Apocalypse Device killed them all . ( COMIC : " Black Legacy " ) The Steggosian s were almost completely wiped out by a plague they had caught from rat s , and became extinct when the last survivor died during a conflict with the Tenth Doctor . ( PROSE : " The Eyeless " ) Mother Nothing consumed her own race when her home planet was struck by a great famine . She died as a result of a confrontation with Captain Jack Harkness in a failed attempt to acquire the diamond engine of a space station . ( AUDIO : " One Enchanted Evening " ) Earth extinctions . The dodo went extinct in 1681 . ( PROSE : " The Last Dodo " ) Numerous species went extinct during the Ozone Purge of 2106 , including sheep , sparrow s and cat s . ( PROSE : " Lucifer Rising " ) Tiger s went extinct before 2148 . ( PROSE : " St Anthony ' s Fire " ) Badger pirate s were created when the badger became extinct . ( PROSE : " The Pirate Loop " ) Begonia s went extinct before the 24th century , but were brought back with seeds found by Bernice Summerfield . ( PROSE : " The Mary - Sue Extrusion " ) By the 30th century , all species of wild plants and animals had become extinct except for humanity and the rat . ( PROSE : " Just War " ) Other references . The last survivor of the Astrophia Tribe became a hunter , collecting the last members of several extinct species . ( COMIC : " Agent Provocateur " ) The Museum of the Last Ones was a museum that preserved and kept a single living specimen of every extinct species . ( PROSE : " The Last Dodo " ) The Silurian s were capable of bringing species back from extinction , such as many species of dinosaur s . ( PROSE : " Blood Heat " ) The Klempari defence was a common ruse in interrogation . The subject would claim to be the last of their kind . When the Eleventh Doctor questioned the Silurian , Alaya , she claimed to be the last of her species . He knew she was lying because he was the last of his species , and told her not to insult him . ( TV : " The Hungry Earth " ) Behind the scenes . According to information in " DWBIT " 41 , the Aridian s were exterminated by the Dalek s after they destroyed the Mire Beast s .