The word 'pupa' is correct and usable in written English.
It is most commonly used as a scientific term referring to the intermediate stage of an insect between the larva and adult stages. For example, "The caterpillar changed into a pupa before emerging as a butterfly."
In a survey of several orchards in Benin, Dr van Mele and his colleagues found an average of less than one fruit-fly pupa in each batch of 30 mangoes from trees where weaver ants were abundant, but an average of 77 pupae in batches from trees without weaver ants.
And the office of queen is usually occupied by the first female bee in a nest to emerge from its pupa in spring.The queen's main privilege is to produce the majority of the female offspring in the next generation.
The larva, retained and nourished in a kind of womb, is expelled when it has matured and immediately forms a pupa.
Since the pupa is immobile, the active life of the fly is passed as an adult.
Many families of flies form cocoons sporadically; the cocoon has evolved as an adaptive device that provides extra protection to the pupa.
The life cycle of a fly consists of four stages: egg, larva, pupa, and adult.
Not much has been found to replace them, though the southern riverbank sports The Sage, a silver, pupa-shaped music venue, and the BALTIC Centre for Contemporary Art.
This installation consists of two rooms, one in which live butterflies hatch from pupae embedded in white paintings, and another in which dead butterflies are pressed onto the surfaces of brightly coloured canvasses.
A greenhouse provides the required nectar plants, and an in-house breeding facility is craftily joined to the atrium by a pivoting window laden with pupae.
Female Heliconius about to emerge from their pupae release a scent to let males know where they are.
Either they can seek out females who are emerging from their pupae, or they can bide their time guarding a territory in the hope that a female will fly through it.The first option has obvious attractions.
