32oz Fruit Fly Cultures, containing Drosophila melanogaster, and will be 2-6 days old when you receive it. Drosophila melanogaster are about 1/16" and are an ideal food for poison dart frogs, fish, praying mantis, young frogs and toads, and other reptiles, amphibians, or captive animals that require small foods.
 
Drosophila melanogaster Fruit Fly Cultures should be kept at 75-78F and 60-80% humidity