WATCH: Butterflies swarm Texas coast during mass migration

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Butterflies swarm Texas coast

Watch as American snout butterflies swarm vehicles as they cross Corpus Christi Bay.

A video shows a swarm of butterflies surrounding vehicles crossing Corpus Christi Bay earlier this month.

What we know:

The video posted by Nikki Ikonomopoulos on June 17 shows black specks fluttering against the backdrop of a blue sky.

Ikonomopoulos called the insects "snout-nosed" butterflies, likely referring to the American snout butterfly. 

According to Texas A&M AgriLife Extension, these butterflies with black-brown wings with white and orange markings, get their name from their long mouth. 

What they're saying:

They have a long history of darkening skies in Texas during their irregular migrations, according to Texas Parks & Wildlife. 

"In 1921, an estimated 75 million butterflies per hour passed through South Texas in a particularly large wave that stretched for nearly 250 miles," Ben Hutchins wrote in an article for the department’s magazine in 2017.

Dig deeper:

These butterflies dine on hackberry leaves as caterpillars. As adults they enjoy nectar from flowers such aster, dogwood and goldenrod.

The Source: Information in this story came from Storyful, Facebook, Texas A&M AgriLife Extension and Texas Parks & Wildlife.

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