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Bites usually occur on limbs like legs and initially don't cause pain or symptoms. Black widow bite symptoms can begin 30 to 120 minutes after the bite and include: Muscle pain, especially in the ...
What it looks like: Similar to wasps and bees, when a yellow jacket stings you, it pierces your skin with its stinger and injects a poisonous venom that causes sudden pain. After being stung, you ...
A venomous spider bite (like this brown recluse bite) can cause a red or purplish rash radiating from the site of the bite. There are only a few species of spiders in the U.S. that can bite humans.
A centipede bite is an injury resulting from the action of a centipede's forcipules, stinger-like appendages that pierce the skin and inject venom into the wound. Such a wound is not strictly speaking a bite , as the forcipules are a modified first pair of legs rather than true mouthparts .
Feeding bites may also contain digestive enzymes, as in spiders; spider bites have primarily evolved to paralyse and then digest prey. A sting comes from the abdomen; in most insects (which are all largely hymenopterans), the stinger is a modified ovipositor, [16] which protrudes from the abdomen. The sting consists of an insertion wound, and ...
An animal bite is a wound, usually a puncture or laceration, caused by the teeth. An animal bite usually results in a break in the skin but also includes contusions from the excessive pressure on body tissue from the bite. The contusions can occur without a break in the skin. Bites can be provoked or unprovoked.
On darker skin tones, bites can appear dark red or brown and may appear slightly raised. For some people, a bug bite may appear filled with fluid, with a small water blister in the center.
Some species are equipped with a pair of glands at the anterior (front) edge of the prothorax that enables the insect to release defensive secretions, including chemical compounds of varying effect: some produce distinct odors, and others can cause a stinging, burning sensation in the eyes and mouth of a predator. [20]