Posts by Thalassan
So how large of an organism can a diet of strictly of blood support? In a modern Earth setting it might be a bit hard for a large hematophagic organism to find a suitable group of prey that it won'...
I have a species of megafaunal carnivore that are extremely mobile with territories spanning hundreds of square miles and lifespans of 120-150 years. They lay clutches of 2-3 eggs every 20-30 years...
I want to propose a new method for tree growth to exceed the max of 120 or 130 meters restricted by Earth's gravity. I propose for the tree to rely very little on its base or roots. The living part...
In Game of Thrones the Targaryen family had special heritage allowing them to ride their iconic beasts of war. I want to ground this in reality. Is there a way for heritable trait to allow you to b...
In theory organisms derived from birds through genetic engineering could resemble theropod dinosaurs. So my question is what animals would serve as the basis for the other two groups of dinosaurs (...
Assuming a turtle or tortoise evolved adaptations to become large comparable to that of sauropods. How large could they become (in weight or potentially carapace size)? The turtle needs to be prima...
Gamma diversity is defined as the entire species diversity of a landscape or region. Assuming we have a region of 100 square miles of temperate deciduous forest inhabited by cretaceous fauna. How m...
I have a primarily marine creature that needs to be able to move around effectively outside of water yet still be extremely flexible. My idea is having an anatomy based largely on bony disks simila...
I have a Gas Giant with 13x the mass of Jupiter. How many satellites of Earth size and mass can it hold safely in its orbit? Edit: This gas giant lies smack dab in the middle of its parent star's ...
I have a planetary system with a yellow dwarf similar to our own Sun and three habitable planets. I want to hide this system from sight and long range scans in a nebula, a giant cloud of dust and ...
I have an icy planet with temperatures that average about -100 degrees Fahrenheit (-73,3 °C). The planet also has thousands if not millions of domes scattered across its completely icy surface hea...
An Earth analog had been modified by an advanced species to have saltwater seas in an interconnected grid across the planet's surface. The planet has no true oceans and only the large grid network ...
I have an Earth analog that is nearly completely covered in ice and glaciers. I want to have oases of warmth scattered across the planet. These oases aren't tropical by any means, having just enoug...
What would a modern landscape look like with the absence of lignin decomposing fungi, bacteria, and etc. What I mean is...would a forested area just become filled with fallen trees instead of a m...
I have a terrestrial planet that is similar to Mars in many ways, a desert-like surface, thin atmosphere, and inhospitable to large flora and fauna as we know it. This planet has ceased tectonic ...
In various TV series and movies villains or organisations have been shown to control animals through technological or cybernetic means, such as the future predators in Primeval. These creatures hav...
I have a bacterial organism called the "World Blight" this creature's life cycle revolves around being introduced to a new planet, spreading across the planet and terraforming it to its liking, and...
Assuming that an Earth analog was inhabited by both plants and animals like our Earth. Could the non-animal life on the planet survive the absence of animals (excluding sponges and corals) on the p...
I have an Earth-like planet that has no frozen poles. It is very similar to a Cretaceous Earth. Is there any sort of odd, yet reoccurring weather event, that could cause freezing air from the upper...
I have several types of free-floating vegetation to pick from: Trees Reeds/grasses Lily Pad like-plants Which type would best survive in the open ocean supporting small pockets of creatures, si...
I have a cave that is ravine like and stretches approximately one kilometer down into the Earth. Let's assume that the cave has a clear, crystalline roof allowing some light in. Is there any sort...
I have a clonal colony of trees that are around 150 meters in height and live in a wetland habitat. These trees cover the majority of the wetland area, covering thousands of square miles. What re...
I have a spherical spaceship that is about 2 kilometers in diameter with an outer clear, yet strong shell. This spaceship is largely made up of empty space occupied by air. Aside from this the spac...
How large, referring to weight, could a Dandelion seed become before the wind was no longer able to carry them away? Assume the physiology of both the seed and plant remain the same besides being s...
Chemosynthesis is the biological conversion of inorganic matter to create nutrients to sustain living organisms. One of the most widely known or popular examples is its use in the Giant Tube Worm, ...
