Interesting thread on fire ants (and their lack of genetic diversity in North America):

Meanwhile, in Cuero, the river has brought my aunt all of the fire ants. Yes, those are all (of the) fire ants. pic.twitter.com/dEibWYxAdl

— Bill O’Zimmermann (@The_Reliant) August 29, 2017

Once you pass the horror that comes from realizing what is in this photo, there’s lots of biology to unpack here. https://t.co/IytseCSHoT

— Darren Abbey, PhD. (@thebiologistisn) August 29, 2017