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  1. Moving Jumping Spider Retinas

    We’ve talked about jumping spiders before here on Webvision as they are an amazing animal with very well developed vision.  However, their retinas and visual pathways are very different from the vertebrate retinas in that they use image defocusing for depth perception rather than parallax like humans and other vertebrates do.  Figuring out spider vision has […]

    Jul 13, 2014 — Read more No Comments
  2. Jumping Spiders Use Image Defocusing For Depth Perception

    A study out in today’s Science Magazine by Takashi Nagata, Mitsumasa Koyanagi, Hisao Tsukamoto, Shinjiro Saeki, Kunio Isono, Yoshinori Shichida, Fumio Tokunaga, Michiyo Kinoshita, Kentaro Arikawa and Akihisa Terakita proposes that jumping spiders at least, use image defocusing to provide depth perception.  Jumping spiders (Salticidae) are the largest family of spiders and have perhaps the best visual […]

    Jan 26, 2012 — Read more 5 Comments