Nature - 1st prize
David Liittschwager
National Geographic
National Geographic
01 January, 2006
Marine microfauna from the ocean off Hawaii come under closer focus.
The blue button, a relative of the jelly fish, is not one organism, but a colony, joined at the gas-filled hub which keeps it afloat. Each tentacle has a specialized role, such as catching prey, reproducing, or digesting.