Octopuses or Octopi?

1. Changing its shape gives the mimic octopus a variety of escape options.
2. Looking like a sea snake scares annoying fishes away.
3. A potential meal looks suddenly poisonous  for eating.
4. Squirting ink makes this creature a defensive genius, alongside its natural costuming.

Parts of Speech & Grammar
This is how you find the subject of a sentence.
This is how you find the verb.
This is how you find the direct object.
This is the definition of an indirect object NEW as of 11/3
This is what a predicate nominative is.
This is what an implied subject is.
This is the adjective scale of intensity. 
This is an appositive. 
These are prepositional phrases 
This is the passive voice. Fix it, it's all Rule of Five now.
This is a gerund, which is a verbal.

Punctuation
Here is where you find the seven rules for commas. Scroll to the bottom of the page for the links.

Literary Terms
This is the definition of irony
This is the definition of 'schools of criticism.
This is the definition of satire
This is the definition of plot structure. 
This is the definition of symbolism