Sentences with phrase «spider body lengths»

A study published online Oct. 13 in the journal Current Biology describes how researchers used metal microelectrodes in a jumping spider's poppy - seed - sized brain to show that auditory neurons can sense far - field sounds, at distances up to 3 meters, or about 600 spider body lengths.

Not exact matches

Chimerarachne yingi, an extinct spiderlike animal found in amber, has a tail that stretches several times its body length, Susan Milius reported in «This ancient creature looks like a spider with a tail» (SN: 3/3/18, p. 32).

They differ most obviously from their spider and scorpion relatives in three ways: their massive two - segmented jaws, which can be up to one - third of their body length and are armed with teeth and spine - like and horn - like processes of various sizes; the flagellum, found on the jaws of adult males in most species and thought to play a major role in reproduction; and the malleoli, racquet - shaped sensory organs on the underside of the first segment of the last pair of legs.

Peacock spiders and other jumping spiders use internal hydraulic pumps rather than leg muscles to leap 30 times their body length.

Considering only the commonly applied destructive extraction method, small spiders are useful for only a few years while those with a body length of around 3 mm or more have a good chance of yielding a barcode sequence for about 20 years after collection.

But using nondestructive extraction, even small spiders with a body length of 4 mm or less have a good chance of yielding a DNA barcode sequence for about 15 years after collection while spiders above this size can yield barcode sequences for a considerably longer time.