Kyper Palanski, 8, of Emmaus, feeds Mr. Frizzle, a green iguana from Central and South America some leafy greens during the tour.

PRESS PHOTOS BY SUSAN BRYANT Lindsay Miller of Chicago helps Arthur Towner pet Grumpy, a bearded dragon during the tour. The “Under the Canopy: Animals of the Rainforest” is an exhibit where visitors learn about the rain forest and the different animals that call it home. The exhibit runs until May 16 at Da Vinci Science Center, Allentown.