When raising mealworms, keeping them in a warm habitat (77 to 81 degrees F) will cause them to grow much faster than in a cool or cold environment. Diet. In the wild, mealworms eat decaying leaves and wood, dried grasses and grains. read more
In general, mealworms prefer human environments as food is far easier to come by there than in the wild. Some people keep mealworms in captivity to serve as food sources for pets, including birds, fish, reptiles and some mammals. read more
Mealworms are light brown and darken as they get older. Young mealworms are from half an inch to three-quarters of an inch long, and grow to as long as 1-1/4 inches when full-grown. Mealworms are food-motivated, and will subsist in any environment that provides them with a reliable food source. read more
Fish, frogs, lizards, rodents and birds eat mealworms. Humans also eat mealworms, either live or cooked into recipes such as mealworm fried rice. Mealworms are high in protein and low in fat and are said to taste like slivered almonds. read more