Mammalian or mammalianoid species are those either belonging to or biologically resembling the animal group classis mammalia. When dealing with alien species, the characters most commonly used to define mammalianoids include an internal skeleton and jaws resembling those of Earth vertebrates; homeothermy; and the habit of taking extensive care of, and nourishing, young offspring. Fur coating or hair and external ears are also commonly present in mammalian species.
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All items (844)
A
- Abednedo
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- Ackdarian
- Aggedor
- Air Whale
- Akrennian
- Aldebaran Gopher
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- Alfa 177 canine
- Alfur
- Alien (Parents from Space)
- Alien (Savage Planet)
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-
- Alien Jackal
- Alien Pet Dragon
- Allayi
- Alley Rat
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- Alvarian
- Alvin's Species
- Amaran
- Ameglian Major Cow
- Amptors
- Anatinus
- Andalite
- Andrewsarchus (FMM-UV 32)
- Angara
- Anibot
- Anooba
- Antican
- Anubian Baskurr
- Anunnaki
- Evolved Ape
- Apokorat
- Appoplexian
- Evolved Appoplexian
- Aquathawn
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- Arachnichimp
- Evolved Arachnichimp
- Arachnid
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- Ardennian
- Arfgardian
- Argit's Species
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- Arrat
- Arslycan
- Asari
- Asgardian
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- Asteromorph
- Atheleni
- Atlantean (DC)
- Atrocian
- Atrurk
- Atuuk
- Avian
- Axturian
- Azure
B
- B0V1NE-09
- Ba'Kar
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- Baliflid
- Banfoo
- Banth
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- Bazwarz
- Beader
- Bear Cub
- Bearded Amprat
- Beastman
- Beerus' Race
- Belot
- Belzagor Native
- Berbil
- Biboo
- Bigtooth Furlon
- Bilusaludo
- Binipinardian
- Binog
- Biologically Engineered Garbage Gobblers
- Bishtar
- Blasé Tree Goat
- Blind Folk
- Blongo
- Bloop
- Blue-furred Feline
- Blutor
- Boar-wolf
- Bobog
- Boerboe
- Bolkin
- Bone Crusher
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-
- Boray
- Borse
- Bothan
- Boudacian
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-
- Brackaset
- Brak's species
- Brontoteriy (FMM-UV 32)
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- Brutebeast
- Bug Facer
- Builder (Man After Man)
- Bulgallian Sludge Rat
- Bull-Ape
- Bulrathi
- Bunnicorn
- Burnt
C
- C18 Locker Aliens
- Caamasi
- Cadmium
- Caitian
- Calcoan
- Canid
- Canidan
- Canillian
- Capridava
- Carinoid
- Carnivore (Shakespeare's Planet)
- Castithan
- Cat
- Cat (The Cat from Outer Space)
- Cat from Saturn
- Cat Person (Rick and Morty)
- Cathar
- Catkind
- Catnipian
- Cave-rat
- Centaur
- Centaurian (Marvel)
- Cerberus (Roswell Conspiracies)
- Chadra-Fan
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-
- Chevin
- Chikarri
- Chinoike
- Chironian
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- Chowbak
- Chronian
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- Chrrt-chuk
- Cinnamon Creature
- Clanger
- Clefable
- Colonial (All Tomorrows)
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- Cornerian
- Cosmic
- Coverton's Species
- Cralegun
- Crite
- Cryhock
- Cypabaran
- Czyrni
D
- Decka's Species
- Demon (The Owl House)
- Demons (Nanatsu no Taizai)
- Demrel Rat
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- Devaronian
- Devil's Species
- Devourer of the Abyss
- Diggum
- Dilbian
- Dimorusian
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- Diomedan
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- Doc's Species
- Dog
- Dog (Good Boy!)
- Dog Poop's species
- Dokepal
- Dolphin
- Doopidoo
- Doppelgänger (Doppelgänger)
- Dowutin
- Dragtaur
- Drakoulias
- Drall
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-
- Drudger
- Dug
- Dulok
- Dunkrum
- Dwarf (The Dwarves of Demrel)
- Dylinx