Bad Bugs Pictures Slideshow: Identify Bugs and Their Bites

Reviewed by John P. Cunha, DO, FACOEP on Thursday, June 20, 2013

Black-legged ticks and deer ticks can transmit Lyme disease to humans.

Tick burrowing into human skin where they feed on blood.

Bull's-eye rash indicating Lyme disease.

A female black widow with its distinguishable bright-colored 'hourglass' mark on the underside.

Close-up tiny red fang marks of a black widow spider bite on finger.

Brown recluse spiders have a 'violin' pattern in the upper body, where legs attach.

A photo of a brown recluse spider bite.

Head lice (louse) crawling out of hair onto a comb.

A photo of a head lice infestation and skin infection of the scalp from scratching.

A close up side view of a cat flea.

Flea bites shown on a leg result in raised itching spots with a puncture in the center.

A photo of a yellow jacket wasp which can inflict multiple stings.

A wasp sting (left) and a severe allergic reaction to a wasp sting (right).

A close up look at a red fire ant.

Painful stings from a fire ant that quickly fills with pus.

Scanning electron micrograph of chiggers which are less than 1/150th of an inch in diameter.

Itchy red welts from chigger bites on a man’s leg.

Scabies is caused by tiny mites that burrow into your skin.

Scabies mite infestation showing resulting in a rash and sores on the wrist.

A photo of a bedbug feeding on human skin.

Bedbug bites on person's arm.

A puss caterpillar or hive producing caterpillar.

Evidence of hive on skin from contact with a puss caterpillar.

A photo of the Arizona bark scorpion whose venom is very dangerous.

A close up of a deerfly biting into human skin.

A close-up of mosquito feeding on human skin.

A close up of a house fly or domestic fly (Musca domestica) which can carry harmful bacteria.

A photo of a cockroach which can trigger asthma and allergic reactions.

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