Here is the full list of all 31 Niche - there are a genetics survival game achievements.
Special achievement to honor Seri! Pixel Biologist! Breed an animal with White Fur (not albino), Red Horn Color, Antlers, at least 1 Berry Paw, Webbed Hindlegs, Fishing Tail and name it Doeli
Special Youtuber achievement to honor JessiMew. Breed an animal with Black fur, White Pattern Color, Violet Eyes, two Claws, Big Body, Ram and name it JessiMew
Return to Adam's original island
Breed an animal with 5+ cold resistence
Get rid of the plants that block the northern exit of the island and travel to new lands
Traverse the Archipelago island and travel north to new lands
Survive for 250 days
Breed an animal with 5+ heat resistence
Give birth to identical twins
Give birth to twins
Catch a Clownkoi
Go extinct on the first island
Mate at least 10 times on one day
Have an animal with albinism
Have only one animal of one sex and a lot of animals of the opposite sex
A baby is kidnapped by a bird of prey
Have an animal with melanism
Survive for 50 days
Mate for the first time
Discover all island types
Survive for 1000 days
Unlock all genes
Find all 5 prehistoric genes
Have a member of Adam's original tribe join your pack
Breed an animal with Sabertooth Fangs, Mammut Feet, Hammer Tail and Megaloceros Horns
Breed an animal with 12+ strength
Breed an animal with 6+ swimming and underwater breathing ability
Breed an animal with a racoon pattern
Breed an animal with Platypus Beak and Beaver Tail and name it Perry
Special Youtuber achievement to honor EmmaUniverse. Breed an animal with Black Fur (no melanism), Yellow Eyes, No Pattern, Poison Fangs, one Claw, Nimble Fingers and name it Emma
Special achievement to honor Erose. Breed an animal with Stinky Tail, Big Ears, at least one E Immunity Gene and name it Erose