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.
1 Black carpet beetles vary in body length from 1/8 to 3/16 inch. 2  Black carpet beetle larvae frequently stay hidden when feeding, are golden to dark brown and are about 1/2-inch long. 3  The body resembles an elongated carrot or cigar with a long brush of bristles at the tail end.