Linked from
The 5 pages that link to Constrictor, each with the reason it gives.
Reticulated pythonRelated: This describes how the reticulated python kills prey.
BoidaeRelated: Constriction is a characteristic way boas subdue prey.
PythonidaeRelated: Constricting prey is the defining hunting method associated with pythons.
Corn snakeRelated: Corn snakes restrain prey by constriction rather than relying on venom.