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.
A mealworm is really a darkling beetle in its larval stage.There are four stages in a darkling beetle's life cycle:1. egg2. larva (mealworm)3. pupa4. adult (beetle) Mealworm & Darkling Beetle Scavenger Hunt Fact Card #2 The egg of a mealworm or darkling beetle is very tiny-usually less than one millimeter long.It is difficult to see them without a microscope.ealworm & Darkling Beetle Scavenger Hunt Activity Materials: Mealworms questions worksheet (pages 2-3)16 mealworm fact cards (pages 4-8)Scissors and scotch tape Preparation: Print the insect fact cards and cut them apart.Make copies of the mealworm questions worksheet (2-sided).