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Home > Snakes > Lance-headed Rattlesnake

Lance-headed Rattlesnake

Lance-headed rattlesnake is a poisonous pit viper species of snake occurring in central Mexico. Currently, there are no recognized subspecies of this species.



    Kingdom Animalia
    Phylum Chordata
    Subphylum Vertebrata
    Class Reptilia
    Order Squamata
    Suborder Serpentes
    Family Viperidae
    Subfamily Crotalinae
    Genus Crotalus
    Scientific Name Crotalus polystictus


    Other Names Mexican Lance-headed Rattlesnake
    Length 60 to 70 cm; large specimens may measure 100 cm
    Weight 3.1 to 4.7 kg
    Color Light tan or gray background color with dark brown spots which are oval at the front of the body becoming circular towards the middle of the body
    Distribution Mexico
    Habitat Broad valleys, rolling plains, grassy meadows, pine/oak forests, mesquite-grassland areas, rocky outcrops
    Diet Amphibians, reptiles, small mammals, insects
    Venom Fact Venomous
    Breeding Season Spring
    Mode of Reproduction Ovoviviparous (producing young by means of eggs hatched inside the body of the parent)
    Litter Size 3 to 12 young
    Average Lifespan 20 to 25 years
    IUCN Conservation Status Least Concern

    Lance-headed Rattlesnake Pictures Gallery

    Published on January 8th 2017 by under Snakes. Article was last reviewed on 13th June 2019.

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