Biology - Plants & Animals news

Herbivory discovered in a spider

(PhysOrg.com) -- There are approximately 40,000 species of spiders in the world, all of which have been thought to be strict predators that feed on insects or other animals. Now, scientists have found that ...

Oct 12, 2009 5 / 5 (34) 1

Crows can use 'up to three tools'

(PhysOrg.com) -- New experiments by Oxford University scientists reveal that New Caledonian crows can spontaneously use up to three tools in the correct sequence to achieve a goal, something never before observed ...

Aug 05, 2009 4.9 / 5 (33) 23