Spiders travel across water like ships, using their legs as sails and
their silk as an anchor, according to research published in the open
access journal BMC Evolutionary Biology. The study helps explain how spiders are able to migrate across vast distances and why they are quick to colonise new areas.
Morito Hayashi, Mohammed Bakkali, Alexander Hyde, Sara L. Goodacre. Sail or sink: novel behavioural adaptations on water in aerially dispersing species. BMC Evolutionary Biology, 2015; 15 (1) DOI: 10.1186/s12862-015-0402-5
Tetragnathid spider is using silk as anchor.
Credit: Alex Hyde