From his introduction, Glenn had proven over the course of the series his importance to the group's survival.
Male preying mantises offer mates - usually small clumps of dead insects (see Dugatkin, 2003), that offer a nice, nutritional snack for the female.
But when food is rare, they'll offer deception gifts, clumps of mud that look similar to the insect clumps - sort of like a cubic zirconium instead of a diamond.
Sometimes this deceptive strategy works better than others.
Their testosterone was measured after their little joy rides.
Guys driving the Porsche through downtown were all hopped up on testosterone and ready to go!