to remain silent or hold oneself aloof in a sullen, ill-humored, or offended mood: Promise me that you won't sulk if I want to leave the party early. a state or fit of sulking. sulks, ill-humor shown by sulking: to be in the sulks. Also, sulker. a person who sulks.
Some cite the fact that secretions from the millipede repel other insects as a reason why they are beneficial. While millipedes do not bite, the sight of them can still be unnerving, especially when they appear in large numbers. They have the ability to crawl up walls and enter homes through small openings.
Not surprisingly, predators respond evolutionarily to prey defense mechanisms, resulting in an âarms race.â Predators on millipedes are no exception, and not only are there millipede specialists, but some predators and parasites have evolved means of using the defensive secretions to find millipedes.ot surprisingly, predators respond evolutionarily to prey defense mechanisms, resulting in an âarms race.â Predators on millipedes are no exception, and not only are there millipede specialists, but some predators and parasites have evolved means of using the defensive secretions to find millipedes.