Yes, they are. They hunt elk, deer, moose, ect. Some times, to protect a pack or a family (almost the same thing), wolves have to kill coyotes and bears, but i don't think they eat them. if they are scarce on prey they MIGHT eat the bear... great question :)
I believe a shield bug is a detritivore
That vulture is a successful detritivore.
A Fiddler Crab is a marine detritivore
No, I'm pretty sure Hyenas are not detritivores.
A Sea star is a detritivore that lives in a coral reef
no
yes in that it eats dead animals. however a hyena is correctly termed a scavenger not detritivore.
yes
yes
Yes, an earth worm is a Detritivore. It dwells in the soil and feeds on detritus such as soil with an organic component.
Yes.
yes