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Movies on the life of Dermacentor albipictus

 D albipictus larval clump  Larvae form clumps that remain quite inactive until stimulated, after which the larvae begin questing for a passing host. In this scene a clump of larvae is largely intact but many larvae have begun to disperse.  Windows media download
~ 0.3 mb
 Quicktime download
~ 1.2 mb
 D albipictus larval clump  A close-up of a clump illustrates the three-dimensional nature of the mass of larvae.  Windows media download
~ 0.3 mb
 Quicktime download
~ 1.1 mb
 D albipictus larva  These walking larvae clearly illustrate the three pairs of legs that are characteristic of larval ticks.  Windows media download
~ 1.0 mb
 Quicktime download
~ 2.8 mb
 D albipictus larva  The front legs are used to attach to a passing host.  Windows media download
~ 0.8 mb
 Quicktime download
~ 2.8 mb
 D albipictus larva on paper  This isolated larva placed on a piece of filter paper illustrates the speed that they can walk.  Windows media download
~ 0.4 mb
 Quicktime download
~ 1.3 mb
 D albipictus larva on skin  Humans are not normal hosts for this tick. On some individuals the larvae will jump off; on this one the tick merely wanders about.  Windows media download
~ 0.5 mb
 Quicktime download
~ 1.8 mb