The exoskeleton, called exuvia, is left in the bottom of the cocoon. A silkworm pupa already looks more like an adult than a caterpillar, with a shortened, segmented body, a clearly defined head, and ...

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Characteristic cocoon with final instar larva and pupa of the alpine rose leaf-miner moth on Rhododendron ferrugineum in Ardez, Graubünden, Switzerland.

The larva then disintegrates inside the cocoon casing, gradually reforming and growing into its adult moth form. Five-spotted hawk moths overwinter in the soil in their pupa form, emerging in the ...

Unusual cocoons. The Madagascan moon moth (Argema mittrei) begins life as a caterpillar, hatching from one of 100 to 150 eggs, although many of its siblings will not make it to adulthood.The ...

A butterfly pupa might look like a cocoon, but it’s different. “Many butterflies have what we call a naked pupa or chrysalis,” Felsot said. “The wings, mouthparts and antennae are glued to ...

THE curious movements of jumping beans have lately attracted some attention, though to style the spasmodic jerks of the beans jumps is to court disappointment. Some “jumping cocoons ...