The animals will be switching from earthy brown to snowy white or vice versa at the wrong time and becoming targets for hungry predators. (sciencemag.org)
Our ancient ancestors had to pursue positive experiences («carrots» such as food and shelter) while avoiding negative ones (or «sticks» like hungry predators). (mindbodygreen.com)
The main goal is to keep your tribe alive against all odds, such as hungry predators, climate change and spreading sickness. (kickstarter.com)