A new study published Thursday in Current Biology supports this hypothesis for spider and web evolution, using genetic data from 159 spider species to draw a new family tree containing multiple ...

In particular, spiders that make sticky orb webs appear to be closely related, while spiders that make non-sticky orb webs have a common ancestor that didn’t use webs for hunting.

venugopal, bangalore what is the difference between a tutor and a teacher? ha teacher enhances your knowledge of a particular subject but a tutor acts like a moral guide, a friend and an advisor ...