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Ogre-faced spiders catch insects out of the air 5nvklj





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Ogre-faced spiders catch insects out of the air

Dragon
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Ogre-faced spiders catch insects out of the air Empty Ogre-faced spiders catch insects out of the air

Post by Dragon Tue Dec 15, 2020 1:33 am

Some spiders wait for prey to come and tickle their web. But the ogre-faced spider (Deinopis spinosa) uses its sense of hearing to take its web to the prey.

Hanging upside down, the spider weaves a rectangular web between its legs. When an insect flies behind the dangling arachnid, the spider swings backward, casting the web toward the prey.

This behind-the-back hunting technique is one clue that the spiders can hear an unexpectedly wide range of sounds, researchers report online October 29 in Current Biology.

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Ogre-faced spiders catch insects out of the air 334pu7m
Dragon
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Ogre-faced spiders catch insects out of the air Empty Re: Ogre-faced spiders catch insects out of the air

Post by Dragon Tue Dec 15, 2020 1:34 am

Ogre-faced spiders catch insects out of the air 102720_cs_spider_feat-1028x579
J. STAFSTROM

Ogre-faced spiders use their massive eyes to spot prey scurrying on the ground, but for airborne prey, the arachnids use sound-sensitive organs on their legs.

Source / Image Courtesy


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Ogre-faced spiders catch insects out of the air 334pu7m
Dragon
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Post by Dragon Tue Dec 15, 2020 1:36 am



See how an ogre-faced spider catches prey in midair


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Ogre-faced spiders catch insects out of the air 334pu7m
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Ogre-faced spiders catch insects out of the air Empty Re: Ogre-faced spiders catch insects out of the air

Post by Dragon Tue Dec 15, 2020 1:36 am



Slow motion video shows how the ogre-faced, net-casting spider catches its prey at night.


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