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Deinopis, also known as net-casting spiders, gladiator spiders and ogre-faced spiders, [2] is a genus of net-casting spiders that was first described by W. S. MacLeay in 1839. [3] Its distribution is widely tropical and subtropical. They catch their prey using a specially spun "net".
Deinopis spinosa, known generally as the ogrefaced spider or net-casting spider, is a species of ogrefaced spider in the family Deinopidae. It is found in the United States, St. Vincent, and Venezuela .
The posterior median eyes have excellent night vision, allowing them to cast nets accurately in low-light conditions. These eyes are larger than the others, and sometimes makes these spiders appear to only have two eyes. Ogre-faced spiders are the best known genus in this family. The name refers to the perceived physical similarity to the ...
Deinopis longipes is a species of net-casting spider (family Deinopidae). It is found throughout Central America. This spider has a very slim, elongated body around 16 mm in length. As with other members of the family, it hunts at night, constructing a silken net which it uses to snare passing prey.
The main pair of eyes in jumping spiders even sees in color. [9] Net-casting spiders of genus Deinopis have their posterior median eyes enlarged into large forward-facing compound lenses. These eyes have a wide field of view and are able to gather available light more efficiently than the eyes of cats and owls.
Asianopis subrufa (also called the rufous net-casting spider) is a species of net-casting spiders. It occurs in Australia (Queensland, New South Wales, Victoria and Tasmania) and in New Zealand. [1] It is a nocturnal hunter, having excellent eyesight, and hunts using a silken net to capture its prey.
Asianopis is a genus of Asian net-casting spiders first described by Y. J. Lin, ... "A new ogre-faced spider species of the genus Deinopis MacLeay, ...
The sensory drive hypothesis is a hypothesis in population ecology that posits that when local environmental conditions differ between conspecific populations, communication systems will adapt to these conditions. [1]