Spiders certainly must look ferocious to the insects and other creatures they eat. But to many animals, spiders look delicious.
Description: Darkling beetles are about 18mm to 30mm (0.75 to 1,5in) long and an elongate oval in shape, that is black in color.The head contains notched eyes, thread-like antennae, and chewing mouth parts. The front wings are smooth and shiny, and the legs are long.eographic range: There are 100 species in the Western United States, and these Beetles are one of the most commonly seen insects in the Jornada Basin. Habitat: The darkling beetle is found in a variety of desert habitat s such as shrub lands, grasslands, and arroyos.
Mealworms are the brown worm-like larvae of darkling beetles. They are the second of four stages of life and exist to eat and grow until they have enough energy stored to begin transformation into pupae and then beetles.ll you have to do is take them out of the refrigerator about once a week and give them some food for a few hours. They are also easy to raise and reproduce in large numbers. A female darkling beetle can lay hundreds of eggs. Dried mealworms are worms that have been freeze dried or slowly oven dried.