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How are Ectoparasites classified?
- - Insects: Fleas, Lice, Flies
- - Arachnids: Tick, Mites
- - Bloodsucking Annelids: Leeches
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what are the differences between insects and arachnids?
- Insects:
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- Three pairs of legs - - Three body regions(head,thorax,and abdomen)
- - Antennae
- Arachnids:
- - Four pairs of legs
- - Body divided in two regions
- - No antennae
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What is the order name of fleas?
Siphonaptera
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What is the flea in cats called?
Ctenocephalides felis
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what is the flea in dogs called?
Ctenocephalides canis
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Flea dirt is also known as?
Flea Feces (appear red) 
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What is the order name for lice?
Mallophaga(chewing lice) & Anoplura (sucking lice)
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what is a lice infestation called?
Pediculosis
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What are the three body divisions of a lice?
- - Head (mouth parts and antennae)
- - Thorax (6 legs)
- - Abdomen
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Sucking Lice Identification
- - Feed on blood and move slowly on the host
- - Larger than chewing lice
- - Red to grey
- - They have a long narrow head (tiny head)
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What is the sucking lice in dogs called?
Linognathus setosus
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Biting lice identification:
- - Feed on epithelial debris and move rapidly on the host
- - Have a broad, rounded head (big head)
- - Smaller than sucking lice
- - Yellow in color
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What is the biting lice in dogs called?
Trichodectes canis
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what is the cat biting lice called?
Felicola subrostratus
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What is the human sucking lice called?
Pediculus humanus capitis
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