Blue butterfly eggs are small and easy to miss, said Jacobs. In addition to the rubberweed, their food source, workers are sectioning areas off where the butterflies are known to lay their eggs to ...

From this spring, however, the ratio of fertilized eggs decreased dramatically and ... s red list on endangered species, the Ogasawara blue butterfly was categorized as “Critically Endangered ...

After Hurricane Andrew ripped through South Florida in 1992, the already-scarce Miami blue butterfly almost went extinct: No one recorded a single sighting for years. Finally, in 1999, a cheer went up ...

After Hurricane Andrew ripped through South Florida in 1992, the already-scarce Miami blue butterfly almost went extinct: No one recorded a single sighting for years. Finally, in 1999, a cheer went up ...

Native to the rainforests of Mexico, Central America and South America, this bright blue butterfly has a short but stunning life. It is thought that the colour helps the males to mark their ...

The Xerces blue butterfly went extinct along the San Francisco coast some 80 years ago. But scientists have identified a ...

Visitors can expect to see the stages of the butterfly lifecycle, from eggs to caterpillars and chrysalises, for up to 30 ...

Steven P. Campbell, a study co-author who has been monitoring the Karner blue butterfly in Albany, said in an interview last week that butterflies serve as an indicator of the state of the ecosystem.