Bible Encyclopedias
Cuckoo-Spit

1911 Encyclopedia Britannica

A frothy secretion found upon plants, and produced by the immature nymphal stage of various plant-lice of the familiar Cercopidae and Jassidae, belonging to the homopterous division of the Hemiptera, which in the adult condition are sometimes called frog-hoppers.

Bibliography Information
Chisholm, Hugh, General Editor. Entry for 'Cuckoo-Spit'. 1911 Encyclopedia Britanica. https://www.studylight.org/​encyclopedias/​eng/​bri/​c/cuckoo-spit.html. 1910.