Butterfly populations have dropped by 22% in the United States, according to a new study published Thursday in the journal ...

A city festival of culture and diversity will return this year with the theme "flutter of butterflies", in support of nature.

A study, published Thursday in the journal Science, found that 22% of butterflies in the United States disappeared between ...

An alarming new study shows the overall population of butterflies is declining sharply. NBC News' Maya Eaglin spoke with ...

Butterflies are vanishing nationwide due to habitat loss, climate change and use of insecticides, according to a new study, ...

Scientists report a 22% decline in US butterfly populations over two decades, highlighting ecosystem health concerns and the ...

Butterfly populations in the US are declining due to insecticides and climate change with alarming statistics revealing a ...

The population of butterflies in the U.S. is declining at a concerning rate, according to new research published in the ...

The population wintering in central Mexico's forests occupied 4.42 acres, up from 2.22 acres during the previous winter.

A black belt shopper wearing heels stopped an armed robbery at a convenience store by karate kicking the assailant. Justin ...

Butterflies of all kinds of species, in all parts of the country, have declined by one to two percent since 2000.

A study, published Thursday in the journal Science, found that 22% of butterflies in the United States disappeared between ...