Vanessa cardui |
Painted Lady Butterflies live their lives in four stages. They start as eggs, which are laid on thistle leaves and hatch after 3-5 days. Then they live for another week or so as a spiny black Caterpillar that eats the thistle leaves that they were laid on. After that they pupate for up to 10 days before turning into an adult. The Butterfly can fly only a few hours after emerging with their fancy new wings.
Over the course of their lifetime, a Painted Lady Butterfly may travel up to 1,000 miles! This is pretty amazing when you realize that they are only adults for a couple of weeks at best. It can take multiple generations to make the full trip between migration points. In some years the migrations have been larger and more populous than others. Back in 1973, the larvae from the Painted Ladies were so abundant in Orange County, California, that exterminators had to come in due to infestation!
Painted Ladies are very popular classroom "pets." They are often raised in classrooms, as their 3 week lifecycle makes for a great visual lesson plan on the stages of metamorphosis.
IUCN Status : Not Listed
Location : Worldwide, except South America and Antartica
Size : Wingspan 3.5in (9cm)
Classification : Phylum : Arthropoda -- Class : Insecta -- Order Lepidoptera
Family : Nymphalidae -- Genus : Vanessa -- Species : V. cardui
Family : Nymphalidae -- Genus : Vanessa -- Species : V. cardui
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