Trilobites are found worldwide and evolved rapidly, making them easily distinguishable from trilobites of other time periods
Arachnids, spider species, most have venom to subdue prey, which run through preys, circulatory system, the venom partially digest the prey to make it digestible for the spider, so they drink the partially digested blood to gain nutrients..
Answer:
a
Explanation:
this is because it is sharing in the food that is meant for the organism