Apply a coat of primer to the wood surfaces with a paint brush, and allow it to dry overnight. Apply oil-base or latex paint with a paint brush. Do not paint the glass or silicone. Let the paint dry thoroughly. Finish with a coat of polyurethane, varnish or lacquer. Let it dry completely.
The size of the prey depends on mostly the size of the crocodile. Young hatchlings generally feed on smaller prey, preferring small fish, frogs, insects and small aquatic invertebrates before taking on larger fish, amphibians and small reptiles.
Adult Dragonflies. Adult dragonflies will eat any insect as long as they are able to catch it. While they usually eat mosquitoes and midges, they also eat butterflies, moths, beetles, bees, flies, and even other dragonflies. The general rule is that larger dragonflies will eat insects of body weight daily.