Mexican Lance-Headed Rattlesnake - Crotalus polystictus
( Cope, 1865 )

 

 

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Subspecies: Unknown
Est. World Population:

CITES Status: NOT LISTED
IUCN Status: Least Concern
U.S. ESA Status: NOT LISTED

Body Length:
Tail Length:
Shoulder Height:
Weight:

Top Speed:
Jumping Ability: (Horizontal)

Life Span: in the Wild
Life Span: in Captivity

Sexual Maturity: (Females)
Sexual Maturity: (Males)
Litter Size:
Gestation Period:

Habitat:
It is found in broad valleys, rolling plains and grassy meadows. It can be found also in pine-oak forests, mesquite-grassland areas and even in rocky outcrops or areas of old lava flows. It can be found in disturbed habitat with suitable rocky refuges close to agricultural fields. It is a viviparous species.

Range:
This species is endemic to Mexico, where it is distributed in the southern portion of the Mexican Plateau, from west-central Veracruz, westward across central Puebla, Distrito Federal, northern Michoacan, southwestern Queretaro, Hidalgo, southern Guanajuato, central and eastern Jalisco and southern Zacatecas and Aguascalientes. It occurs between 1,450 and 2,600 m asl.

Conservation:
It is present in the Parque Nacional El Chico, Hidalgo. There is a need to establish protected areas where good populations of this species remain. Further research is needed into the ecology of this species.

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