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Life cycle of the monarch butterfly. Butterflies in their adult stage can live from a week to nearly a year depending on the species. Many species have long larval life stages while others can remain dormant in their pupal or egg stages and thereby survive winters. [36] The Melissa Arctic (Oeneis melissa) overwinters twice as a caterpillar. [37]
Since then the metamorphoses of the caterpillar into a butterfly has in Western societies been associated with countless human transformations in folktales and literature. There is no process in the physical life of human beings that resembles this metamorphoses, and the symbol of the caterpillar tends to depict a psychic transformation of a human.
The earliest known butterfly fossils are from the mid Eocene epoch, between 40-50 million years ago. [ 1 ] [ dubious – discuss ] Their development is closely linked to the evolution of flowering plants, since both adult butterflies and caterpillars feed on flowering plants.
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It wasn't long ago that Caterpillar (NYS: CAT) , the world's biggest manufacturer of equipment used in heavy construction and other related tasks, was being rocked by the wobbly global economy.
Large blue caterpillars grow to about half an inch (13 millimetres) in length, and spend up to 9 months before they undergo metamorphosis to a chrysalis to become a butterfly. Large blue butterflies are one of the largest in the family Lycaenidae , known as the gossamer-winged butterfly, with a wingspan of up to 2 inches (51 millimetres), and ...
After the caterpillar becomes a butterfly, the toxins shift to different parts of the body. Since many birds attack the wings of the butterfly, having three times the cardiac glycosides in the wings leaves predators with a very foul taste and may prevent them from ever ingesting the body of the butterfly. [128]
A dragonfly in its final moult, undergoing metamorphosis, it begins transforming from its nymph form to an adult. Metamorphosis is a biological process by which an animal physically develops including birth transformation or hatching, involving a conspicuous and relatively abrupt change in the animal's body structure through cell growth and differentiation. [1]
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