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Dasymutilla species have multiple defensive strategies, but are best known for their extremely painful sting, ranked 3 out of 4 on the Schmidt's sting pain index, earning them the nickname of "cow killer". [6] [8] Cow killer defenses include a thickened exoskeleton, the ability to run fast and evasively, warning coloration, stridulatory warning ...
DEET-free Lemon Eucalyptus Insect Repellent. This bug repellent uses the oil of Lemon Eucalyptus-based formula to help combat mosquitoes and other bugs for up to 6 hours.
Fleas, spiders, termites, flies, centipedes, ants, bedbugs, cockroaches — these icky intruders won't give up. But keeping them away doesn't require expensive chemical pesticides.
Off!, an SC Johnson company, has been around since 1886 and makes a variety of bug repellents and sprays. Its FamilyCare Smooth & Dry line is more like a powder-dry aerosol deodorant spray.
This mechanism is an auditory cue warning predators that are about to attack to stay away. In one experiment, every time a shrew got within 1 meter of a velvet ant, the velvet ant would begin stridulating. [12] Stridulations became more frequent as the predator moved closer to the velvet ant, and the shrew never attempted to attack the velvet ant.
Spider venoms contain many, often hundreds, of insecticidally active toxins. Many are proteins that attack the nervous system of the insect. [54] Vestaron introduced for agricultural use a spray formulation of GS-omega/kappa-Hxtx-Hv1a (HXTX), derived from the venom of the Australian blue mountain funnel web spider (Hadronyche versuta). [54]
Thankfully, today's bug spray formulas do so much more than just protect against mosquitoes, they also help to repel ticks, biting flies, gnats, chiggers, fleas and no-see-ums.
As of 2019 Raid Ant & Roach Killer contains pyrethroids, imiprothrin, and cypermethrin; [3] other products contain tetramethrin and prallethrin as active ingredients. [4] Raid Flying Insect Killer, a spray, uses piperonyl butoxide and D-phenothrin. [5] The brand was sold as Ridsect for Malaysian market.