jtotheizzoe:

Those Who Live In Glass Houses . . .
Custom-crafted glass shells give biologists an unprecedented view of hermit crab housing behaviors. The sharing and swapping of shells between hermit crabs creates elaborate social networks, a blend of cooperation and competition that you&rsquo;ve got to read to believe.
(ᔥ Carin Bondar)

I&amp;#8217;ve had a hermit crab as a class pet, so I am reblogging this in case I ever do that again.