The predominant distinction between lice and fleas is that the lice primarily burrow into hair components of the human physique whereas the fleas are rapidly transferring small bugs discovered primarily on animals. Solely fleas can leap. Moreover, the lice chew is relatively much less painful whereas fleas chew is extra painful.
Lice and fleas are two kinds of ectoparasites that stay on the physique of each people in addition to animals. Their bites might be painful and trigger itchiness and swelling.
Reading: Difference between lice and fleas
Key Areas Coated
1. Lice – Definition, Options, Lice Bites 2. Fleas – Definition, Options, Fleas Bites 3. What are the Similarities Between Lice and Fleas – Define of Widespread Options 4. What’s the Difference Between Lice and Fleas – Comparability of Key Variations
Bloodsuckers, Ailments, Ectoparasite, Fleas, Lice, Vectors
Lice – Definition, Options, Lice Bites
Lice are small, bloodsucking bugs that stay on the pores and skin of mammals and birds. The three kinds of lice present in people are head lice (Pediculus humanus capitis), physique lice (Pediculus humanus), and crab or pubic lice (Pthirus pubis). Lice bites could cause itching and irritations on the pores and skin. As well as, physique lice function vectors, transmitting a number of ailments equivalent to typhus fever, trench fever, and relapsing fever.
The three life phases of a louse are egg, nymph, and grownup. Lice feed a number of instances per day. Poisonous reactions of the physique to the injected saliva throughout biting could cause weariness in addition to a normal feeling of sickness.
Fleas – Definition, Options, Fleas Bites
Fleas are the small, wingless, bloodsucking bugs that belong to the order Siphonaptera. The primary attribute characteristic of fleas is their skill to leap, which is facilitated by their lengthy hind legs. Fleas feed upon mammals and birds. The three frequent kinds of fleas are rat fleas, human, fleas, and cat fleas. Their bites could cause the lack of blood, irritation, and critical discomfort. Rat fleas function a vector for the transmission of bubonic plague and flea-borne typhus. Cat fleas typically transmit tapeworms. Sand fleas or jiggers are one other necessary sort of fleas since they burrow into the human pores and skin and trigger infections.
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Fleas have a flat physique, which is polished and laborious. They’ve hairs and brief spines which are directed backward.
Similarities Between Lice and Fleas
- Lice and Fleas are two kinds of ectoparasites of blood.
- They stay on people or animals.
- Each are wingless and have 6 legs.
- They’ve piercing mouth components, which facilitate biting and sucking blood.
- Their bites are painful and trigger itching and swelling.
- Each can function vectors of ailments.
- Their eggs are oval-shaped.
Difference Between Lice and Fleas
Lice consult with small, wingless bugs parasitic on people and different mammals whereas fleas consult with small, wingless, leaping bugs parasitic on mammals and birds.
The lice belong to the order Phthiraptera whereas the fleas belong to the order Siphonaptera.
Head lice, physique lice, and pubic lice are some kinds of lice whereas rat fleas, human fleas, cat fleas, and sand fleas are some kinds of fleas.
Wanting on the habitat, the lice primarily stay on furry components of the physique whereas the fleas stay in heat components of the physique equivalent to armpits and behind the ears.
Contemplating the bodily look, the lice can develop as much as 4.5 mm whereas the fleas can develop as much as 1-4 mm.
Additionally, the lice are oval-shaped whereas the fleas have a flat-shaped physique.
Moreover, the lice might be darkish grey in colour whereas the fleas are darkish reddish brown in colour.
Shade of the Eggs
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As well as, the eggs of lice are tan or espresso coloured whereas the eggs of fleas are white colour.
Mode of Vitamin
Nutritionally, some lice are symbiotic scavengers whereas all fleas are blood parasites.
Moreover, the lice don’t transfer lengthy distances whereas the fleas transfer rapidly.
Furthermore, the lice can’t leap whereas the fleas have lengthy hind legs, which facilitate leaping.
In addition to, the life cycle of lice has three phases; egg, nymph, and grownup whereas the life cycle of fleas has 4 phases; egg, larva, pupa, and grownup.
Additionally, the lice present excessive ranges of host specificity whereas the fleas present a relatively low stage of host specificity.
The lice are ectoparasites of people and mammals and they’ve an oval-shaped physique. Fleas are additionally a sort of ectoparasites of mammals and birds and have lengthy hind legs, which assist them to leap. Each can function vectors that transmit ailments. The primary distinction between lice and fleas is the anatomy and conduct.
1. Rozendaal, Jan A. “Bedbugs, Fleas, Lice, Ticks and Mites.” Vector Management – Strategies for Use by People and Communities, WHO, 1997, pp. 237-261, Accessible Right here
1. “Lice” By BruceBlaus – Personal work (CC BY-SA 4.0) through Commons Wikimedia 2. “Scheme flea anatomy-en” By Al2 – Personal work (CC BY 3.0) through Commons Wikimedia
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