hard ticks การใช้

• Most hard ticks have a three-host lifecycle.
• Fossil and phylogenetic data places the hard tick-soft tick divergence between and.
• The Ixodidae contains over 700 species of hard ticks with a scutum or hard shield, which the Argasidae lack.
• Soft ticks of the family Argasidae lack the hard scutum or shield present in hard ticks of the family Ixodidae.
• Hard ticks have a variety of life histories with respect to optimizing their chance of contact with an appropriate host to ensure survival.
• Parasites recorded in this genus include the widespread hard ticks of the genera " Haemaphysalis " and " Ixodes ".
• Unlike hard ticks, many soft ticks go through multiple nymphal stages, gradually increasing in size until the final molt to the adult stage.
• Of the 702 species in 14 genera, 27 species of hard ticks belonging to nine genera have been reported to date from Sri Lanka.
• Almost all ticks belong to one of two major families, the Ixodidae or hard ticks, which are difficult to crush, and the Argasidae or soft ticks.
• It is a three-host tick and a member of the family Ixodidae, commonly called the " hard ticks, " and the genus " Haemaphysalis ".
• The main hosts of these hard ticks are the African Bush Elephant ( " Loxodonta africana " ) and the African Forest Elephant ( " Loxodonta cyclotis " ).
• Their feeding method differs from that of the hard ticks in that they do not embed a capitulum in the host, but make an incision through the skin and sip the oozing blood.
• As well as having a hard shield on their dorsal surfaces, hard ticks have a beak-like structure at the front containing the mouthparts whereas soft ticks have their mouthparts on the underside of the body.
• The outside surface, or cuticle, of hard ticks actually grows to accommodate the large volume of blood ingested, which, in adult ticks, may be anywhere from 200 to 600 times their unfed body weight.
• They are three-host hard ticks ( where each life stage completes a blood meal on a particular host before dropping-off and ecdysis ) have been found on a variety of domesticated species such camels, cattle, goats, sheep, dogs, and various species of wildlife.
• The culprit in Lyme disease is a strain of bacteria carried in the saliva of hard ticks . ( Around here, that is the tiny deer tick . ) As many as half of the dogs in an infested area may test positive for the Lyme spirochete, or spiral-shaped bacteria, and show no symptoms.