Araneus diadematus dorsal abdomen, with four or more segments forming a cross. The markings are formed in cells filled with guanine, which is a byproduct of protein metabolism. Adult females range in length from , while males range from . Occasionally, the female will eat the male directly after mating. (See video below.) The legs of orb-weaver spiders are specialized for spinning orb webs. The webs are built by the larger females who hang head down in the center of the web or remain hidden in nearby foliage, with one claw hooked to a signal line connected to the main orb waiting
Hyas coarctatus of the walking legs is often more or less furry. "H. coarctatus" is found at both hard, stony, sandy and soft bottoms from 1 to 500 meters depth, though most often above 50 meters. "H. araneus" inhabits shallower depths. "H. coarctatus" is widely distributed in the North-East Atlantic and adjacent seas. The northern border is around the north and west coas5w of Spitsbergen and Barents Sea, in the south it is found down to the north-east coast of France, and in the east to the Western Baltic Sea, the Belt Sea and the Öresund. Hyas coarctatus Hyas coarctatus is a