tiny wasps smaller than amoebas
The wasp's brain contained around 4,600 neurons — orders of magnitude fewer than house flies (340,000 neurons), bees (850,000) . and 95% of those cells have no nucleus, why!! to make the cells smaller and smaller.
more scientific details here: (in russian)
to translate it to english either use google chrome wich detects laguage and offer translation or go to http://translate.google.com/ and paste the web address in the TextBox then click translate, and it will translate all the page. you may need to choose wich language.
a funny translation is this part "It turned out that in the adult nervous system of insects, 95% of the neurons do not have a cell phone, or nuclei"
a spider with oxygen cylinder
we think we are the only species apply technology underwater, look at the bubbles he collected to make an oxygen tank