The major U.S. Fish and Wildlife Service’s proposal would declare the iconic species as threatened, with federal scientists ...

Monarch butterflies are among the truly rare insects that so many have dedicated time and effort to protect, and yet still ...

U.S. wildlife officials announced plans to add the monarch butterfly to the threatened species list. Brian Hackney reports on ...

US officials moved on Tuesday to protect the monarch an iconic orange and black butterfly famous for its marathon migration across North America u ...

Environmentalists say monarch populations are shrinking due to climate change, agricultural expansion and herbicides that ...

Mexican authorities say a passenger on a domestic flight in Mexico who tried to divert an aircraft to the United States by force said that he was under threat by criminals who had kidnapped one of ...

Depending what time of year they're born, Monarch butterflies can live from 2 weeks to about 5 months, but this guy's time ...

The Biden administration is proposing protections for the monarch butterfly – though the protections face an uncertain future ...

U.S. wildlife officials announced a decision Tuesday to extend federal protections to monarch butterflies after years of warnings from environmentalists that populations are shrinking and the beloved ...

A growing industry turns used cooking oil, agricultural waste or cash crops into jet fuel proponents say will slash carbon ...