Speckled Kingsnake
Lampropeltis holbrooki • Order: Squamata, Suborder: Serpentes, Family: Colubridae, Subfamily: Colubrinae, Genus: Lampropeltis, Species: Lampropeltis holbrooki
Central United States, ranging from southern Iowa and Nebraska south through Kansas, Missouri, Oklahoma, and Arkansas, into Texas and Louisiana, extending as far east as Alabama and Mississippi.
Look up Speckled Kingsnake in the Snake Encyclopedia →Venomous Status
Non-venomous; lacks fangs or specialized venom glands.
Danger Level
Harmless; non-aggressive toward humans and poses no health risk. Bites are rare and typically involve minor mechanical scratches.
Family
Order: Squamata, Suborder: Serpentes, Family: Colubridae, Subfamily: Colubrinae, Genus: Lampropeltis, Species: Lampropeltis holbrooki
Conservation
Least Concern (IUCN), though populations are declining in some local areas due to habitat loss, road mortality, and pollution.
Physical Description
Characterized by a solid black or dark brown ground color with a yellow or cream-colored speckle in the center of almost every scale, creating a 'salt and pepper' appearance. The head is small and barely distinct from the neck, with large head shields and round pupils. Scales are smooth.
Size & Dimensions
Specimen appears to be an adult of approximately 90-110 cm. Typical adult size range is 90 to 122 cm (3-4 feet), with a record length of about 183 cm (6 feet).
Habitat
Inhabits a wide variety of environments including prairies, grasslands, swamps, marshes, forest edges, and agricultural lands. It is often found near water or in moist microhabitats such as under logs, rocks, or debris.
Behavior & Temperament
Generally docile and secretive. When threatened, it may vibrate its tail in dry leaves to mimic a rattlesnake, release a foul-smelling musk, or strike if cornered. Primarily diurnal in spring and autumn, becoming nocturnal during hot summer months.
Diet & Feeding
An opportunistic feeder that uses powerful constriction. Diet includes small mammals, birds, lizards, and other snakes, including venomous species like rattlesnakes and copperheads.
Reproduction
Oviparous (egg-laying). Clutch sizes typically range from 6 to 23 eggs, laid in early summer; hatchlings emerge in late summer or early fall.
Venom Profile
Non-venomous - no medically significant venom.
Look-alikes
Often confused with the Black Kingsnake (Lampropeltis nigra), which has fewer light markings, or the Salt and Pepper Phase of the Common Kingsnake (Lampropeltis getula). It may also be mistaken for a juvenile Black Racer (Coluber constrictor).
Conservation Status
Least Concern (IUCN), though populations are declining in some local areas due to habitat loss, road mortality, and pollution.
Cultural Significance
Highly valued by horticulturalists and farmers for its role in controlling rodent populations and its ability to hunt and consume venomous snakes. Often referred to as the 'salt and pepper snake.'
Notable Features
Renowned for its immunity to the venom of North American pit vipers (rattlesnakes, copperheads, and cottonmouths), allowing it to safety hunt and consume highly dangerous prey.