Maybe rats that are resistant to poison. I don't know if those exist, but there are bacteria that survive with antibiotics when that's supposed to kill them, so it makes sense in theory.
Herbivores only eat plants.
You would DIE!!
Yes, it would, but the rattlesnake has poison.
If the spider does not have poison.
No. Why would you want to anyway?
Nothing really eats everything but goats eat a lot so I guess you could say goats eat everything.
no they eat bugs
It depends on what poison you eat. :-)
no because it would dehydrate and could not survive because hyenas would eat it
NO. You cannot eat a poison dart frog. IT IS POISONOUS and if you eat it you will DIE.
So they can get there poison.
some types of snakes can eat the poison dart frogs, if they can cope with the poison.