Racing Rainbowtail: Difference between revisions

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|creator = OviraptorFan
|creator = OviraptorFan
|image = Racing Rainbowtail.png
|image = Racing Rainbowtail.png
|extant = 1
|exweek = 27
|exgen = 167
|excause = Replaced by Descendant
|ancestor = Rainbowtail
|ancestor = Rainbowtail
|habitat = Drake Plains, Drake High Grassland
|habitat = Drake Plains, Drake High Grassland
|size = 2 m Long
|size = 2 m Long
|support = Endoskeleton (Bone)
|support = Endoskeleton (Bone)
|diet = Carnivore ([[Gutsy Phlyer]], [[Pinyuk]], [[Lizalagarto]], Juvenile [[Fluneriga]], [[Strider Fuzzcoat]], [[Dwarf Pinyuk]], [[Steppe Lizalope]], [[Fuzzcoat]], [[Tuskcoat]], [[Desert Gossalizard]]), Scavenger
|diet = Carnivore ([[Gutsy Phlyer]], [[Pinyuk]], [[Lizalagarto]], Juvenile [[Fluneriga]], [[Strider Fuzzcoat]], [[Dwarf Pinyuk]], [[Steppe Lizalope]], [[Fuzzcoat]], [[Tuskcoat]], [[Desert Gossalizard]]), Scavenger
|respiration = Active (Lungs)
|respiration = Active (Lungs)
|thermoregulation = Mesotherm
|thermoregulation = Mesotherm
|reproduction = Sexual, Two Sexes, Ovoviviparous
|reproduction = Sexual, Two Sexes, Ovoviviparous
|parent = Pharocaudidae
|parent = Pharocaudidae
|genus = Testudoraptor
|genus = Testudoraptor
|species = signumvenator
|species = signumvenator
}}
}}


With the evolution of the bannertail, most of the rainbowtails were outcompeted and thus died out. The only exception was the small population out in the Drake Plains that were able to scrape out a meager existence, but they were not thriving by living only in the plains. The region had inconsistent amounts of rain, which was often not enough for their eggs and tadpoles to survive development. As such, the rainbowtail’s numbers dwindled with every passing decade as old individuals began to die and not enough young were surviving to adulthood and thus replace them. The future of the population looked grim, but this intense selective pressure also meant any adaptations that gave an individual an advantage over others in terms of reproduction would immediately be able to spread through the tiny population.
With the evolution of the [[bannertail]], most of the [[rainbowtail]]s were outcompeted and thus died out. The only exception was the small population out in the [[Drake Plains]] that were able to scrape out a meager existence, but they were not thriving by living only in the plains. The region had inconsistent amounts of rain, which was often not enough for their eggs and tadpoles to survive development. As such, the rainbowtail’s numbers dwindled with every passing decade as old individuals began to die and not enough young were surviving to adulthood and thus replace them. The future of the population looked grim, but this intense selective pressure also meant any adaptations that gave an individual an advantage over others in terms of reproduction would immediately be able to spread through the tiny population.


This presented itself with females who began to retain the eggs inside their bodies for longer and longer periods, while the eggs adapted to develop inside the mother. This got to the point where the mother never lays the eggs and they hatch within her body as small juveniles, having developed past the tadpole stage within their eggs before being born. Being born in their juvenile form, these youngsters would be able to survive without the need of spawning pools and thus cutting the population’s ties with spawning pools for good. By now, the rainbowtail was no more, the Drake Plains population having evolved into a new taxon. This new group of organisms are now known as the '''racing rainbowtail'''. The genetic bottleneck they went through has left its mark, however, as the racing rainbowtails have low genetic diversity as a consequence of their strained past.
This presented itself with females who began to retain the eggs inside their bodies for longer and longer periods, while the eggs adapted to develop inside the mother. This got to the point where the mother never lays the eggs and they hatch within her body as small juveniles, having developed past the tadpole stage within their eggs before being born. Being born in their juvenile form, these youngsters would be able to survive without the need of spawning pools and thus cutting the population’s ties with spawning pools for good. By now, the rainbowtail was no more, the Drake Plains population having evolved into a new taxon. This new group of organisms are now known as the '''racing rainbowtail'''. The genetic bottleneck they went through has left its mark, however, as the racing rainbowtails have low genetic diversity as a consequence of their strained past.