For 10 points—name this phylum which includes insects and spiders.
According to Cornell professor Thomas Eisner, members of this phylum "are not going to own the Earth. They own it now." Two out of every three living species belongs to this phylum, all of whose members have a hard outer exoskeleton. For 10 points—name this phylum which includes insects and spiders.
According to Cornell professor Thomas Eisner, members of this phylum "are not going to own the Earth.
{arthropod}s [or {Arthropoda}]