By "constriction" - this means squeezing it so that it can not breath.
Yes they are.
It would take 10 to 20 min. to kill its pray. It also depends on what the pray is too.
they sufficate its pray
yes
the saw on the nose
They Want for there pray to swim bye then can kill it
choke it too death
To kill or harm pray or enemies
They were eaten by a snake a Anacoda in the forest of Urugey
because for one they both pray, predator's eat there kill while scavengers pray for what others have killed.
they have sharp teeth and claws to kill and eat their pray
the fox sneaks until the pray is hopples and attacks for the kill