Araneus mitificus sanctuary in a leaf at the margins. The leaf is bent at the edges and roofed with a mesh of silk. If a prey animal becomes entangled in the web, the vibrations from its struggle travel to the center of the web, then along a single long strand of silk (the signal line) positioned in the empty section. The strand is linked to the hidden spider. Once the spider feels the signal line vibrate, it will rush out to capture the prey. Males also build orb webs, often near the webs of females. Their webs are usually smaller. Araneus mitificus
European perch European perch Perca fluviatilis, commonly known as the European perch, perch, redfin perch, big-scaled redfin, English perch, Eurasian perch, Eurasian river perch or common perch, is a predatory species of perch found in Europe and northern Asia. The species is a popular quarry for anglers, and has been widely introduced beyond its native area, into Australia, New Zealand, and South Africa. They have caused substantial damage to native fish populations in Australia and have been proclaimed a noxious species in New South Wales. European perch are greenish with red pelvic, anal and caudal fins. They have five to eight dark