Crotalus willardi amabilis
{{Short description|Subspecies of Mexican ridge-nosed rattlesnake}}
{{Subspeciesbox
| image = Crotalus willardi amabilis.jpg
| genus = Crotalus
| species = willardi
| subspecies = amabilis
| authority = Anderson, 1962
}}
Crotalus willardi amabilis, the Del Nido ridge-nosed rattlesnake, is a subspecies of ridge-nosed rattlesnake native to Sierra del Nido, Chihuahua, Mexico. As with all rattlesnakes, it is venomous.{{Cite web |title=Crotalus willardi |url=https://reptile-database.reptarium.cz/species?genus=Crotalus&species=willardi |access-date=2025-01-08 |website=The Reptile Database}}
Description
Crotalus willardi amabilis is recognised by its facial stripes, its red/pink colouration and its specific scale counts. The subspecies is distinguished from its sister subspecies by a higher number of dorsal blotches which averages 39.5.{{Cite journal |last=Anderson |first=James D. |date=1962 |title=A New Subspecies of the Ridged-Nosed Rattlesnake, Crotalus willardi, from Chihuahua, Mexico |url=https://www.jstor.org/stable/1439491 |journal=Copeia |volume=1962 |issue=1 |pages=160–163 |doi=10.2307/1439491 |issn=0045-8511|url-access=subscription }}
Sexual dimorphism can be seen in its specific scale counts and tail length, with males' tails averaging 11.5% of their length, and females' tails averaging 9.3%.
Habitat
Reproduction
Crotalus willardi amabilis is known to be ovoviviparous.