A butterfly goes after flower nectar on a ranunculus flower at the Butterfly Jungle exhibit at San Diego Zoo Safari Park. (Charlie Neuman)

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Backstage at Safari Park’s Butterfly Jungle

A butterfly goes after flower nectar on a ranunculus flower at the Butterfly Jungle exhibit at San Diego Zoo Safari Park. (Charlie Neuman) (Charlie Neuman / San Diego Union-Tribune/Zuma Pre)

A blue morpho butterfly lands on Whitney Gloger of Vista in the Butterfly Jungle at the San Diego Zoo’s Safari Park. 20 different species of butterflies are on display through April 10 inside the Hidden Jungle aviary. (Howard Lipin/Union-Tribune) (Howard Lipin / San Diego Union-Tribune)

A Julia Heliconian butterfly goes after flower nectar at the Butterfly Jungle exhibit at San Diego Zoo Safari Park. (Charlie Neuman) (Charlie Neuman / San Diego Union-Tribune/Zuma Pre)

A Postman butterfly rests on a leaf at the San Diego Zoo Safari Park Butterfly Jungle exhibit. (Charlie Neuman) (Charlie Neuman / San Diego Union-Tribune/Zuma Pre)

A Forest Giant Owl butterfly rests on a branch at the Butterfly Jungle exhibit at the San Diego Zoo Safari Park. (Charlie Neuman) (Charlie Neuman / San Diego Union-Tribune/Zuma Pre)

Blue morpho butterflies land on Cassandra Estrella-Roca in the Butterfly Jungle at the San Diego Zoo's Safari Park. 20 different species of butterflies are on display through April 10 inside the Hidden Jungle aviary.

ESCONDIDO, CA-March 10, 2016: | Blue morpho butterflies land on Cassandra Estrella-Roca of Fallbrook in the Butterfly Jungle at the San Diego Zoo’s Safari Park. 20 different species of butterflies are on display through April 10 inside the Hidden Jungle aviary. | (Howard Lipin / San Diego Union-Tribune) (Howard Lipin / San Diego Union-Tribune)

An Orange Julia butterfly, one of the 20 different species of butterflies on display, lands Nathan Buxton's camera during the opening day of the annual Butterfly Jungle at the San Diego Zoo's Safari Park. The butterflies can be seen through April 10 insid

ESCONDIDO, CA-March 10, 2016: | An Orange Julia butterfly, one of the 20 different species of butterflies on display, lands Nathan Buxton’s camera of Lakeside, during the opening day of the annual Butterfly Jungle at the San Diego Zoo’s Safari Park. The butterflies can be seen through April 10 inside the Hidden Jungle aviary. | (Howard Lipin / San Diego Union-Tribune) (Howard Lipin / San Diego Union-Tribune)

David and Sarah Thatcher take a self photo with a rusty-tipped page butterfly, one of the 20 different species of butterflies on display in the Butterfly Jungle at the San Diego Zoo's Safari Park.

ESCONDIDO, CA-March 10, 2016: | David Thatcher, left, and his wife Sarah Thatcher, right, both of National City, take a self photo with a rusty-tipped page butterfly, one of the 20 different species of butterflies on display during the opening day of the annual Butterfly Jungle at the San Diego Zoo’s Safari Park. The butterflies can be seen through April 10 inside the Hidden Jungle aviary. | (Howard Lipin / San Diego Union-Tribune) (Howard Lipin / San Diego Union-Tribune)

Sakura Marshall, an animal keeper at San Diego Zoo Safari Park, reaches into a release box to release young butterflies into the park's popular Butterfly Jungle exhibit that opens Saturday.

March 7, 2017_Escondido, California_USA_| Sakura Marshall, an animal keeper at San Diego Zoo Safari Park, reaches into a release box to release young butterflies into the park’s popular Butterfly Jungle exhibit that opens Saturday. |_Mandatory Photo Credit: Photo by Charlie Neuman (Charlie Neuman / San Diego Union-Tribune/Zuma Pre)