Trilobites Line Up To Show Complex Social Behavior 480 Million Years Ago

[Scylla]

I would have thought this was a faked fossil if I saw it for sale. Line of trilobites indicates social behavior.

 

https://www.nytimes.com/2019/10/17/science/trilobites-fossils-marching.html

[piranha]

Here is the link for this paper and a link to a previous thread on a queue of migrating trilobites from Poland.

 

Vannier, J., Vidal, M., Marchant, R., El Hariri, K., Kouraiss, K., Pittet, B., El Albani, A., Mazurier, A., Martin, E. 2019
Collective behaviour in 480-million-year-old trilobite arthropods from Morocco.

Nature Research, Scientific Reports, 9(14941):1-10  PDF LINK

SUPPLEMENTARY TEXT

SUPPLEMENTARY TABLES

SUPPLEMENTARY FIGURES

 

 

Trenchard, H., Brett, C.E., Perc, M. 2017

Trilobite 'pelotons': possible hydrodynamic drag effects between leading and following trilobites in trilobite queues.

Palaeontology 60(4):557-569  PDF LINK

[grandpa]

I'm not the least bit surprised by this news.  I recall seeing the same behavior being exhibited by the cockroaches in the kitchen of our married student housing back in '78.

[caldigger]

They migrate single file like lobsters.  Pretty neat to know!

[Scylla]

On 10/17/2019 at 4:11 PM, grandpa said:

I'm not the least bit surprised by this news.  I recall seeing the same behavior being exhibited by the cockroaches in the kitchen of our married student housing back in '78.

1978 or 1878?