TEKS B 10A The pygmy sperm whale, Kogia breviceps, has a fluid-filled sac within the lower portion of its intestine. When threatened, the pygmy whale ejects a dark brown liquid from the fluid-filled sac and simultaneously dives in an attempt to avoid predators. Scientists are not sure I the cloud of up to 3 gallons of feces discourages or confuses the predators, Which two systems alert the pygmy whale to danger and help produce the brown liquid it accumulates and uses as a defense?​