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1 vote
4 answers
441 views

A creature has one heart per bodily extremity. How large does each have to be?

18 votes
3 answers
3k views

Humanoid Race with Surpressed Myostatin Gene - Appearance?

2 votes
2 answers
282 views

Could my Adnaps exist?

3 votes
1 answer
48 views

Could papillae or another muscular protrusion act like tube feet on a land-dwelling creature?

3 votes
3 answers
88 views

How can I make this squid dive all the way to the bottom and live?

2 votes
3 answers
161 views

How does my primitive species make baby carriers?

27 votes
8 answers
5k views

If a person had control of every single cell of their body, would they be able to transform into another creature?

5 votes
7 answers
237 views

Anatomically Correct Insect From Shaggai

5 votes
4 answers
168 views

How can a creature literally born from magic be restricted in its magical range?

2 votes
2 answers
511 views

My creature mixes lye and sal ammoniac to cool its blood. How cold can its blood get before it stops working as blood?

5 votes
3 answers
175 views

Anatomically Correct Night Land Monsters

11 votes
6 answers
4k views

Could a hive mind work for a non-insectoid species?

4 votes
1 answer
93 views

Molecular ecology for endogenous formamide formation?

3 votes
2 answers
161 views

Could a creature use reptile scales to fly?

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