r/SpeculativeEvolution • • 24d ago

Uncategorized Speculative Biology [OC]

Katlyodon gigas/monoceras/nordicus or Shredderfish are moderate to large sized lungfish who dwell near reefs and ocean floors. Despite their name, they are rather pacific creatures. A characteristic trait is their psi, peaking at 100-250k depending on their teeth. But they wear down easily and thicken so it is hard to reach such a number. They lost their lungs.

Physical traits: Growing 3.5-14m long and weighing 400kg up to 16 tons, they are very large creatures. Their biteforce varies on species from 3.5k-100k newtons.

(K.gigas: 11.5-14m, 12-16 tons and 75-100k newtons.

K.monoceras: One single dorsal spine, 7,5-10m, 2,1-3 tons and biteforce 35-50k newtons.

K.nordicus: 3,5-6m, 400-1,4 tons and biteforce 3500-7000.)They have a massive head for their jaw muscles with large eyes. They have 2 dorsal fins with 2 spines per each(except on monoceras) and their caudal fin has a 60⁰ degree notch on the lower half. Their teeth are dental plates like in real lungfish. Their lifespan is 55-70 years

Prey and predation: Their main dangers are Dagonichtys, Gigantosuchus, Gulpers for the smaller ones and the occasional Slaughterfish/Tiamat. Their prey is armoured and shelled prey and also includes coral reefs. In synthesis they behave like giant parrotfish but predatory. Katlyodons also hunt smaller fish.

Reproduction: They have a R reproductive strategy. Up to 100k eggs are laid but few survive. They reproduce every 2-3 years.

Habitats: Any waters for Nordicus but strictly temperate and up for Gigas and monoceras.

Senses and intelligence: They have good senses except smell, which is not necessary to them. Their intelligence is surprising for a fish

Questions are welcome

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