Iceberg Threads
Login
bizarre and unusual extinct animals, Plant & fungus
Weird body part
impressive size
strange form
Unclassable
tier1
Quetzalcoatlus
Deinotherium
Titanoboa
Gigantopithecus
Dodo
Therizinosaurus
Glyptodon
Megatherium
Irish elk
Jaekelopterus
Megalodon
Tanystropheus
Helicoprion
Arsinoitherium
Smilodon
Argentinosaurus
Anomalocaris
Quagga
Maraapunisaurus
Carnotaurus
Megacerops
Ankylosaurus
Iguanodon
Chasmosaurus
Dilophosaurus
Einiosaurus
Pachycephalosaurus
Parasaurolophus
Longisquama
Amargasaurus
Kritosaurus
Meiolania
Psittacosaurus
Palaeotherium
tier2
Dunkleosteus
Diprotodon
Eobasileus
Deinocheirus
Elephant bird
Conodont
Tullimonstrum
giant short-faced bear
Dickinsonia
Patagotitan
Arthropleura
Uintatherium
Thylacosmilidae
Lystrosaurus
Kosmoceratops
Nigersaurus
Ouranosaurus
Achelousaurus
Borealopelta
Hesperosaurus
Prototaxites
Sacabambaspis
Rhamphorhynchus
Chalicotherium
tier3
Titanomyrma
Haast's eagle
Edestus
Koolasuchus
Sivatherium
Hallucigenia
Caiuajara
Spriggina
Nyctosaurus
Bison latifrons
Paraceratherium
Yi
Guanlong
Tsintaosaurus
Pachyrhinosaurus
Simosuchus
Ozimek volans
Lepidodendron
Aegirocassis
Cycnorhamphus
Megalania
Parahelicoprion
Acanthostega
tier4
Estemmenosuchus
Drepanosaurus
Otavia
Francevillian biota
Shunosaurus
Atopodentatus
Auroralumina
Tommotiid
Ostracoderm
Thylacosmilidae
Phoberomys pattersoni
Hupehsuchus
Gigantspinosaurus
Olorotitan
Ubirajara jubatus
Lokiceratops
Typhloesus
Nectocaris
Leptictidium
Astrapotherium
Ischigualastia
Pterodaustro
Cratochelone
Thapunngaka
Eucladoceros
Teleosaurus
Bakonydraco
Hyperodapedon
Iranotherium
Zygophyseter
tier5
Orthoceras
Giant aye-aye
Endoceras
Homalozoa
Hercosestria
Meganeuropsis
Shaanbeikannemeyeria
Manipulator
Philovenator
Spicomellus
Sharovipterygidae
Kuehneosaurus
Hypuronector
Paratypothorax
Henodus
Gigantoproductus
Scleroctenophora
Aulozoon
Robertia
Gnathosaurus
Aspidorhynchus
Presbyornis
Mistralazhdarcho
tier6
Tylocidaris baltica
Favosites
Pemphigaspis
Cycleryon
Paleoophiocordyceps coccophagus
Cretoperipatus
Tlatolophus
Francosuchus
Prolibytherium
Praecambridium
Pituriaspida
Candiacervus
Kerygmachela
Acrioceras
Shokawa
Karaurus
Walliserops
FishIDK
Animals & Nature
151
44
10 Aug 2026
13 Aug 2026
%20rotate(-1deg);%20}%2050%25%20{%20transform:%20translateY(-6px)%20rotate(1deg);%20}%20}%20@keyframes%20move-wave%20{%200%25%20{%20transform:%20translateX(0);%20}%20100%25%20{%20transform:%20translateX(-200px);%20}%20}%20%3c/style%3e%3cclipPath%20id='circle-clip'%3e%3ccircle%20cx='100'%20cy='100'%20r='95'%20/%3e%3c/clipPath%3e%3c/defs%3e%3ccircle%20cx='100'%20cy='100'%20r='95'%20fill='%23e0f2f1'%20/%3e%3cg%20clip-path='url(%23circle-clip)'%3e%3cg%20class='iceberg'%3e%3cpolygon%20points='50,65%2025,115%2060,115'%20fill='%23ffffff'%20/%3e%3cpolygon%20points='50,65%2060,115%2080,100'%20fill='%23eceff1'%20/%3e%3cpolygon%20points='90,25%2060,115%20105,115'%20fill='%23ffffff'%20/%3e%3cpolygon%20points='90,25%20105,115%20125,115'%20fill='%23cfd8dc'%20/%3e%3cpolygon%20points='75,70%2090,25%20105,85'%20fill='%23eceff1'%20/%3e%3cpolygon%20points='145,55%20125,115%20175,115'%20fill='%23ffffff'%20/%3e%3cpolygon%20points='145,55%20125,115%20140,90'%20fill='%23b0bec5'%20/%3e%3cpolygon%20points='25,115%2060,115%2045,155'%20fill='%2381d4fa'%20/%3e%3cpolygon%20points='60,115%20105,115%2095,185'%20fill='%234fc3f7'%20/%3e%3cpolygon%20points='105,115%20125,115%20115,165'%20fill='%2329b6f6'%20/%3e%3cpolygon%20points='125,115%20175,115%20145,145'%20fill='%2381d4fa'%20/%3e%3cpolygon%20points='95,185%20115,165%20105,115'%20fill='%2303a9f4'%20/%3e%3cpolygon%20points='115,165%20145,145%20125,115'%20fill='%2329b6f6'%20/%3e%3cpolygon%20points='45,155%2060,115%2095,185'%20fill='%2329b6f6'%20/%3e%3c/g%3e%3cpath%20class='wave-back'%20d='M0,110%20C50,130%20150,90%20200,110%20C250,130%20350,90%20400,110%20L400,200%20L0,200%20Z'%20fill='rgba(2,%20119,%20189,%200.6)'%20/%3e%3cpath%20class='wave-front'%20d='M0,125%20C50,105%20150,145%20200,125%20C250,105%20350,145%20400,125%20L400,200%20L0,200%20Z'%20fill='rgba(1,%2087,%20155,%200.8)'%20/%3e%3c/g%3e%3ccircle%20cx='100'%20cy='100'%20r='95'%20fill='none'%20stroke='%23b0bec5'%20stroke-width='4'%20/%3e%3c/svg%3e)