ballooning
Quick Summary
Ballooning, in the context of arthropod locomotion, refers to the behavior where small spiders and the young of larger species release silk strands to catch the wind and travel long distances. This method of dispersal can carry them globally, with some recorded at heights of over 800 meters.1
Arthropods, in general, move using their segmented appendages, with their exoskeleton acting as a lever system in conjunction with muscles. This exoskeleton provides support, protection, and a large surface area for muscle attachment. While efficient for small animals, the rigid exoskeleton limits the maximum size arthropods can attain, especially on land. Appendages are adapted for various forms of locomotion, including walking, swimming, and burrowing. Insects, for example, have evolved wings for flight, which has contributed to their diverse populations.2
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spiderDistributionThis behavior, called ballooning, occurs in many families and expedites distribution. Some species are distributed in this way around the globe within the bounds of the northern jet stream. Ballooning spiders drift through the air at heights that range from 3 meters (10 feet) or less to more…
Read MoreThis behavior, called ballooning, occurs in many families and expedites distribution. Some species are distributed in this way around the globe within the bounds of the northern jet stream. Ballooning spiders drift through the air at heights that range from 3 meters (10 feet) or less to more…
Read More- spiderMaturation
Many spiderlings eventually disperse by ballooning, usually in the fall.
Read MoreMany spiderlings eventually disperse by ballooning, usually in the fall.
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