Search results
Results from the WOW.Com Content Network
Arilus cristatus, also known as the North American wheel bug or simply wheel bug, [1] is a species of large assassin bug in the family Reduviidae and the only species of wheel bug found in the United States. [2] [3] It is one of the largest terrestrial true bugs in North America, reaching up to 1.5 inches (38 mm) in length in its adult stage. [4]
The members of the Triatominae / t r aɪ. ə ˈ t ɒ m ɪ n iː /, a subfamily of the Reduviidae, are also known as conenose bugs, kissing bugs (so-called from their habit of feeding from around the mouths of people), [1] or vampire bugs. Other local names for them used in the Americas include barbeiros, vinchucas, pitos, chipos and chinches.
Arilus, or wheel bugs due to the semicircular crest on the pronotum, [1] [2] [3] is a genus of true bugs in the family Reduviidae, subfamily Harpactorinae and tribe Harpactorini. Most species are found in the Americas. [4] Arilus is a generalist predator of insects. [2] See North American wheel bug for details about a representative species.
Ambush bugs – subfamily Phymatinae; Thread-legged bugs – subfamily Emesinae, including the genus Emesaya; Kissing bugs (or cone-headed bugs) – subfamily Triatominae, unusual in that most species are blood-suckers and several are important disease vectors; Wheel bugs – genus Arilus, including the common North American species Arilus ...
The toxic saliva of the predatory assassin bugs contains a complex mixture of small and large peptides for diverse uses such as immobilizing and pre-digesting their prey, as well as defense against competitors and predators. Assassin bug toxins are small peptides with disulfide connectivity that target ion channels.
It has a harpoon-like stinger to inject poison into its prey. And its venom is huge overkill for this snail’s needs. Even the smallest ones have a sting with enough venom to kill 700 people ...
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
The Schmidt sting pain index arose from the pursuit of a larger hypothesis: that the evolution of sociality in Hymenoptera was dependent on the evolution of venom that was both painful and toxic. [6] Pain is a signal of damage in the body, but molecules that produce pain and those that are toxic, and actively cause damage, are not the same.