Misc: What is the state bird of Wyoming?

Questions

Phylum or superphylum of common but inconspicuous, often microscopic worms?

Physical or behavioral resemblance of one species to another to benefit itself or, in effect, sometimes both species?

Pigs, walruses & light-colored horses can get a _________?

Pinocchio is Italian meaning what?

Plashing is the term to describe the collecting of what kind of nut?