9 ms·

Would they spend the energy if there wasn't any gain to it?

• Zambyte 18d ago
  Eliminating competition?
  • fhn 18d ago
    killing without eating will eliminate them too
    • Zambyte 18d ago
      If you kill because you are hungry, it seems logical you would eat your prey. If your prey doesn't actually provide nutrients, but killing them eliminates competition to nutrients, the behavior would be evolutionarily beneficial, even if not maximally efficient.