How is the grasshopper mouse able to consume the Eleodes longicollis beetle?

How is the grasshopper mouse able to consume the Eleodes longicollis beetle?
 
  a. The grasshopper mouse avoids the undesirable secretions by burying the beetle's abdomen.
  b. The grasshopper mouse has cryptic coloration so that the beetle does not notice him.
  c. The grasshopper mouse is immune to the beetle's toxins.
  d. The grasshopper mouse poisons the beetle first.
  e. The grasshopper mouse uses heat detectors to easily locate the beetle.

Question 2

How do pancake tortoises protect themselves from predators?
 
  a. Their coloration serves as a disguise.
  b. They emit an undesirable scent.
  c. They have large jaws with teeth.
  d. They puff themselves up and become wedged in between cracks in rocks.
  e. They retreat into their shell.