Assertion: viper's venom | /r/CapableOf | take effect
Facets:
Source sentences:
text: With prey that they are habituated to, their strategy for attack is to bite and hold prey in their mouths, without retracting their fangs, while the venom takes effect.
text: Unlike many vipers, they normally keep a grip on the prey until the venom takes effect, and will frequently lift the forepart of their bodies into the air while holding the animal clear of the ground until its struggles cease.
text: For venom to take effect, it must be injected into tissues or enter the bloodstream.
text: When approached, they strike very rapidly, holding on to the captured prey (small birds and rodents) until the venom takes effect.
text: If you are bitten, and there is not enough time for the venom to take effect, then the bite will be fatal.
text: When the gaboon vipers strike prey, they often hold on, waiting for the venom to take effect, rather than letting go like many other venomous snakes do.