How does its lack of a skeleton benefit the octopus?

Are all invertebrates in the same phylum? If you drop a sponge on the floor, is the sponge dirty or is the floor clean? Where do hornets go during winter months? What happens to gypsy moth populations as a result of tree defoliation? Why don't pill bugs like the dark? Types of wasps black furry? What are 2 dangerous spiders in Australia? Will ulcers appear after eating a stink bug? Is nymph leaves effective as a mosquito killer? How many eggs does a female tarantula hatch? What do true bugs eat? Does Eli Manning have a record in throwing for the New York Giants? What insect never sleeps? How do you find the queen ant of a colony? Does lalang have flowers? Is rice infested by weevil bad for consumption? What does it mean when your private parts sting? What symbolic relationship does a large blue butterfly and ants have? How many legs worm has? What are Poly Genic Traits?