World-107.2.CI-4: A Snowy Wilderness of Centaur-Like Tribes

On this world, natural selection created a race of tauric beings - beings like the mythological centaur.  There are apparently two types that co-evolved and began to spread across the planet's continents: tauric beings with features of herbivores like horses and deer, and tauric predators with features of lions and leopards.  Each speaks different, incompatible …

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World-037.4.IC-6: A World of Ice and Snow, Megafauna and Witches

The land is cold and it regularly snows.  Despite this, plants and animals survive in a landscape with limited summers and nearly omnipresent winter.  The people are hardy and strong, and distrustful of magic. Prehistoric mammals, such as woolly mammoths and dire bison, are both a source of food and danger, along with other such …

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Astrobiology, and Realistic Alien Design

Life on another planet may be very different from life familiar to us on Earth, but no matter where it lives, it must have the adaptations needed to survive in the environment it lives in. Consider the scientist in the picture here, looking into a hole in the ice at the arctic north. There is life underwater, in the cold and the dark, hanging upside down attached to frozen ice, which is quite alien and unfamiliar to most of us, and yet native to the Earth.