The Glow worm

A film made to show the characteristics and habits of glow-worms; shows male and female glow-worms for identification and comparisons; laying of eggs by the female; hatching of the young in the spring; details of thorax, head and other parts of glow-worm; the hunt for food; changes of skin; further changes of skin in Summer when adult males and females emerge; changed structure of the glow-worm; mating and continuance of the life cycle.