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[2] The grate-type tapetum is the most efficient; the long vitreous body and spherical lens combine to produce a sharp, in focus image. It forms rows of crystals which lie beneath the visual cells, and the nerves exit through the gaps in the 'grate'. This type is found primarily in hunting spiders such as wolf spiders and fishing spiders. [2] [7]
However, wolf spiders usually only bite when they feel threatened or mishandled. [13] Wolf spiders have been found to be a vital source of natural pest control for many people's personal gardens or even homes, since the wolf spider preys on perceived pests such as crickets, ants, cockroaches, and in some cases lizards and frogs. [14]
These are medium to large wolf spiders with strong legs and a sharp vision. Their body size ranges from less than 10 mm to about 35 mm. Wolf spiders have eight eyes present in 3 rows, with 4 small eyes in the bottom row, 2 large eyes in the middle, and 2 medium-sized eyes at the top.
Wolf spiders are members of the Lycosidae family (‘Lycos’ comes from the Greek ‘lykos’ meaning wolf). Like wolves (and unlike the typical web-weaving spider), wolf spiders usually run down ...
Two Schizocosa ocreata in Prince William County, Virginia, US. The S. ocreata has dark furry legs that distinguish this spider from other spiders in the Schizocosa genus. In addition, the tufts of bristle pair on the male is a secondary sexual characteristic that is the only physical feature that distinguishes this spider from its sibling species.
Hoggicosa natashae is one of the largest wolf spiders, with females reaching body lengths of up to 35 mm (1.4 in) and leg spans around 80 mm (3.1 in). [1] The spider has distinctive black transverse markings on a pale cream abdomen. Juveniles display a rich tan colour with faint swirling patterns, which become less prominent as they mature.
Wolf spider. What they look like: With over 200 species of wolf spiders crawling around, it’s no wonder that they range in size and appearance. “The largest species can be up to an inch and a ...
Pardosa amentata, otherwise known as the wolf spider or spotted wolf spider is a species of spider in the genus Pardosa belonging to the family of wolf spiders, Lycosidae. The species has a widespread distribution in central Europe and northwestern Europe and are commonly found on the British Isles .