Mojave Rattlesnake

Possesses potent neurotoxic component. Considered most dangerous US rattlesnake.

FamilyViperidae

GenusCrotalus

RegionNorth AmericaSouthwestern United States, Mexico

Photo: Meghan Cassidy · Source: Wikimedia Commons · License: CC BY-SA 4.0

Mojave Rattlesnake

Click to shuffle (1/3)

Photo: Meghan Cassidy · Source: Wikimedia Commons · License: CC BY-SA 4.0

Mojave Rattlesnake

Click to shuffle (1/3)

Danger Score

Final Danger Score

Venom Core

Lethality weighted 55% (potency × yield). Clinical weighted 45% (real-world CFR).

0.55 × 58 + 0.45 × 6259.8

Modifiers

Multiplicative scalers - amplify or reduce existing danger, can't create it from nothing.

× Speed (1.01)60.4

× Delivery (1.00)60.4

× Encounter (0.78)47.1

Speed = antivenom window. Delivery = fang efficiency. Encounter = exposure × temperament.

Score47

Venom Profile

Type

NeurotoxicAffects the nervous system; disrupts nerve-muscle communication and can cause paralysis or respiratory failure.,HemotoxicTargets blood and circulatory system; disrupts clotting and can cause bleeding disorders.

Venom Yield

Moderate

Venom Speed

Quick

Delivery Method

Hinged front fangs

Potency (SC Equivalent)

0.690mg/kg LD50

Max Dry Yield

50mg dry

Clinical Severity

Fatality (Untreated)

5-15%

WHO Importance

Cat. 1

Local Effects

Pain at bite site

Neurological

Weakness or drowsiness, Difficulty breathing, Paralysis

Causes of Death

Respiratory failure