This week's topic is: Under Pressure
Some sample vocabulary/sentences from this lesson:
pecking order: (n.) a social hierarchy.
vigilant: (adj.) carefully noticing problems or signs of danger.
malevolent: (adj.) having or showing a desire to cause harm to another person.
control group: (n.) the standard to which comparisons are made in an experiment.
deviance: (n.) straying from the accepted normal behavior.