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Questions tagged [tetrapods]

For questions about tetrapods (terrestrial vertebrates), specifically relating to tetrapod-specific anatomy

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6 votes
3 answers
295 views

Could legs work without knees?

Could an animal realistically move around if it lacked knees in some legs? For specifics, the animal for my world would be a tetrapod-analogue, having 2 large legs (with knees) at the back, and a ...
Ichthys King's user avatar
  • 16.2k
-2 votes
1 answer
135 views

Anatomy of an animal with one foreleg [closed]

The animal is a tetrapoid, and has a single foreleg placed medially (in the sagittal plane) with two fully tetrapodal hindlegs. The internal anatomy, at least regarding the muscles and bones of the ...
Ichthys King's user avatar
  • 16.2k
2 votes
1 answer
211 views

Could my Dog-Turtles exist?

Dog-turtles are a species of Sauropsida from the Archelosauria clade, and from the Testudines class. They are a Koopa pastiche (Koopas are from Nintendo's Mario) (Koopas are themselves a Kappa ...
mammifereviolet4694's user avatar
5 votes
1 answer
180 views

Could these mermaids have side-fins?

The mermaids are a species of ape that are adapted for the sea. One of these adaptations is that the legs are fused into a single finned 'tail', as in sea-lions. However, I'd also like them to have a ...
Ichthys King's user avatar
  • 16.2k
3 votes
3 answers
388 views

Could the Classic Wyvern exist as a Tetrapod?

The wyverns in my world are similar to the classical depictions of wyverns, specifically in that the two legs are attached directly under the wings' shoulders, rather than the avian form found in ...
Ichthys King's user avatar
  • 16.2k