Photo Gallery: Dinosaurs: Unextinct at the L.A. Zoo exhibit opens

Children view a life-size Tyrannosaurus Rex dinning on a Triceratops on opening day for Dinosaurs: Unextinct at the L.A. Zoo exhibit, on Friday, April 15, 2016. Seventeen life-like animatronic prehistoric creatures are displayed in an area of the zoo not used before and will remain until October 31. Guest take self-guided stroll along a trail with lush landscaping and foliage similar to the earliest known trees and plants at the time dinosaurs roamed the earth among ferns, cycads, conifers and ginkos, according to the press release. The dinosaurs range in size and height, up to almost 22 feet tall and 21 feet long.   (Raul Roa / Staff Photographer)

Children look at a Dilophosaurus baby on opening day for Dinosaurs: Unextinct at the L.A. Zoo exhibit, on Friday, April 15, 2016. Seventeen life-like animatronic prehistoric creatures are displayed in an area of the zoo not used before and will remain until October 31. Guest take self-guided stroll along a trail with lush landscaping and foliage similar to the earliest known trees and plants at the time dinosaurs roamed the earth among ferns, cycads, conifers and ginkos, according to the press release. The dinosaurs range in size and height, up to almost 22 feet tall and 21 feet long.   (Raul Roa / Staff Photographer)

Katie Baum, 11 of Burbank, pretends to be a ferocious dinosaur with her friends on opening day for Dinosaurs: Unextinct at the L.A. Zoo exhibit, on Friday, April 15, 2016. Seventeen life-like animatronic prehistoric creatures are displayed in an area of the zoo not used before and will remain until October 31. Guest take self-guided stroll along a trail with lush landscaping and foliage similar to the earliest known trees and plants at the time dinosaurs roamed the earth among ferns, cycads, conifers and ginkos, according to the press release. The dinosaurs range in size and height, up to almost 22 feet tall and 21 feet long.   (Raul Roa / Staff Photographer)

Children dig for fossils on opening day for Dinosaurs: Unextinct at the L.A. Zoo exhibit, on Friday, April 15, 2016. Seventeen life-like animatronic prehistoric creatures are displayed in an area of the zoo not used before and will remain until October 31. Guest take self-guided stroll along a trail with lush landscaping and foliage similar to the earliest known trees and plants at the time dinosaurs roamed the earth among ferns, cycads, conifers and ginkos, according to the press release. The dinosaurs range in size and height, up to almost 22 feet tall and 21 feet long.   (Raul Roa / Staff Photographer)

Visitors pass by a ferocious-looking Carnotaurus on opening day for Dinosaurs: Unextinct at the L.A. Zoo exhibit, on Friday, April 15, 2016. Seventeen life-like animatronic prehistoric creatures are displayed in an area of the zoo not used before and will remain until October 31. Guest take self-guided stroll along a trail with lush landscaping and foliage similar to the earliest known trees and plants at the time dinosaurs roamed the earth among ferns, cycads, conifers and ginkos, according to the press release. The dinosaurs range in size and height, up to almost 22 feet tall and 21 feet long.   (Raul Roa / Staff Photographer)

A scary -looking feathered Utahraptor awaits visitors on opening day for Dinosaurs: Unextinct at the L.A. Zoo exhibit, on Friday, April 15, 2016. Seventeen life-like animatronic prehistoric creatures are displayed in an area of the zoo not used before and will remain until October 31. Guest take self-guided stroll along a trail with lush landscaping and foliage similar to the earliest known trees and plants at the time dinosaurs roamed the earth among ferns, cycads, conifers and ginkos, according to the press release. The dinosaurs range in size and height, up to almost 22 feet tall and 21 feet long.   (Raul Roa / Staff Photographer)

A zoo employee shows how big the Brachiosaurus were on opening day for Dinosaurs: Unextinct at the L.A. Zoo exhibit, on Friday, April 15, 2016. Seventeen life-like animatronic prehistoric creatures are displayed in an area of the zoo not used before and will remain until October 31. Guest take self-guided stroll along a trail with lush landscaping and foliage similar to the earliest known trees and plants at the time dinosaurs roamed the earth among ferns, cycads, conifers and ginkos, according to the press release. The dinosaurs range in size and height, up to almost 22 feet tall and 21 feet long.   (Raul Roa / Staff Photographer)

A Diabloceratops and her baby wait for visitors on opening day for Dinosaurs: Unextinct at the L.A. Zoo exhibit, on Friday, April 15, 2016. Seventeen life-like animatronic prehistoric creatures are displayed in an area of the zoo not used before and will remain until October 31. Guest take self-guided stroll along a trail with lush landscaping and foliage similar to the earliest known trees and plants at the time dinosaurs roamed the earth among ferns, cycads, conifers and ginkos, according to the press release. The dinosaurs range in size and height, up to almost 22 feet tall and 21 feet long.   (Raul Roa / Staff Photographer)

Visitors might not want to interrupt a life-size Tyrannosaurus Rex dinning on a Triceratops, shown on opening day for Dinosaurs: Unextinct at the L.A. Zoo exhibit, on Friday, April 15, 2016. Seventeen life-like animatronic prehistoric creatures are displayed in an area of the zoo not used before and will remain until October 31. Guest take self-guided stroll along a trail with lush landscaping and foliage similar to the earliest known trees and plants at the time dinosaurs roamed the earth among ferns, cycads, conifers and ginkos, according to the press release. The dinosaurs range in size and height, up to almost 22 feet tall and 21 feet long.   (Raul Roa / Staff Photographer)