<< beetles use the light of the Milky Way to navigate in the world >>
<< when the beetles dance on top of a ball of dung, they simultaneously take a photograph - a snapshot - of how celestial bodies are positioned. Then they know where they are going and roll off with their ball of dung in a straight line across the savannah >>
When dung beetles dance, they photograph the firmament. Lund University, 12 May 2016.
http://www.alphagalileo.org/ViewItem.aspx?ItemId=164092&CultureCode=en
<< This is a dung beetle (Carabaeus lamarcki) dancing on top of its ball while reading the sky >> image, caption.
https://www.sciencedaily.com/releases/2016/05/160512125422.htm
Basil el Jundi, James J. Foster, et al. A Snapshot-Based Mechanism for Celestial Orientation. Current Biology, 2016, in press.
http://dx.doi.org/10.1016/j.cub.2016.03.030
FonT: l'immagine della blatta sulla sua pallina di sterco che danza e contemporaneamente, attraverso la danza, fotografa la volta celeste per orientarsi e' davvero suggestiva, poetica; mi ricorda un'altra immagine:
<< ... trasformati in uno scarabeo stercorario gigante >>
di Salman Rushdie ("I romanzi e la vita [..] Il mito di Proteo". La Rep., 16/06/2006, pp. 48-9) dalla quale avevo composto una breve rima (quasistocastica):
2022 - si risvegliano stercorari
Saturday, June 17, 2006
http://inkpi.blogspot.it/2006/06/2022-si-risvegliano-stercorari.html