3 BRILLIANT MINUTES: The chickens and the eggs
Fewer chickens mean fewer eggs. Fewer eggs mean fewer chickens. In another part of 3 Brilliant Minutes, Brad talks about a ...
Weapons, dances—and murder? Inside the wild world of bug courtship
Stag beetles have their sumo matches. Female fireflies who murder their mates. These are some of our favorite mating behaviors among insects and arachnids.