Alligators, cobras, gaboon vipers, poison dart frogs, monitor lizards, giant tortoises and pythons are among the many species on display from 9 a.m. to 6 p.m., Saturday, Sept. 24; and from 10 a.m. to 4 p.m., Sunday, Sept. 25. Eighty vendors offer only captive-bred, non-native and non-venomous reptiles and related equipment and supplies. Admission is $7; $3 child age 6 to 12; free child age 5 and younger. Visit tucsonreptileshow.com for more information.