At first, they feed on the yolks of their eggs, but they develop rasping teeth and later consume glandular secretions produced by the lining of the oviduct.
22.
Kirk, who was first in his class in Glandular Secretions, was always reluctant to blow up an alien spaceship until he was convinced that there were no Hot Babes aboard.
23.
The tsetse fly ( as well as other Glossinidae, Hippoboscidae, Nycteribidae and Streblidae ) exhibits adenotrophic viviparity; a single fertilised egg is retained in the oviduct and the developing larva feeds on glandular secretions.
24.
Copulation may be preceded by male behaviours such as tapping with antennae, running along the back of the female, offering edible glandular secretions, or in the case of some pill-millipedes, stridulation or " chirping ".
