13 ms·

This isn't how any other animal behave though. Wolves don't breed less when there is a scarcity of food, they just starve more. Making this a genetic thing is

• __MatrixMan__ 5y ago
  It's been fairly well studied in voles. A quick search turns up a paper titled: > A mechanism for population self-regulation: Social density suppresses GnRH expression and reduces reproductivity in voles I wouldn't expect an absence of food to do it, but instead a surplus of neighbors. By the time overpopulation starts affecting the food source it's a little late to do anything about it.