Linked from
The 13 pages that link to Salivary gland, each with the reason it gives.
SalivaBroader topic: They produce and deliver the fluid that makes up saliva.
Piercing-sucking mouthpartsRelated: Their secretions pass through the salivary canal during feeding.
XerostomiaNarrower topic: Their secretory output is the main physiological source of oral moisture.
HematophagyRelated: Blood-feeding insects and ticks use salivary secretions to ease feeding.
Human mouthRelated: Its secretions keep the oral cavity moist and aid digestion.