Females lay eggs in June or July. The eggs hatch in September. The young look like the adults, but the dots definitely form a chainlike pattern on the back. As the snakes grow, some will lose the pattern and the spots will even out, while others retain the pattern. Food Speckled kingsnakes closely resemble prairie kingsnakes in diet preferences.
Kingsnakes are dietary generalists and feed on a wide variety of prey.
Mammals, birds, birds eggs, snakes, lizards, frogs, and reptile eggs have been reported as food. Speckled kings, like other kingsnakes, will eat venomous snakes. Kingsnakes are immune to the venom of North American venomous snakes and venomous snakes will use other methods to escape kingsnakes. Instead of striking, the the venomous species will throw loops of coils at the kingsnake in an attempt to bat the kingsnakes head and then escape quickly. Kingsnakes are even known to consume other kingsnakes.