Life-saving venom
Its venom is essential raw material for producing polyvalent antivenom.

Terciopelo
Its venom is essential raw material for producing polyvalent antivenom.
Detects body heat to locate prey even in total darkness.
Its common name comes from the soft, matte scales on its head.
Females give birth to live young; litters of 5 to 86 neonates have been documented.
In Colombia it occurs in the Pacific and Caribbean lowlands, with additional presence in humid inter-Andean valleys.