Antarctic Springtail (image) British Antarctic Survey Share Print E-Mail Caption Antarctic springtail - Cryptopygus antarcticus. False colour, scanning electron-micrograph. Cryptopygus is one of the most successful terrestrial arthropods to have colonised the Antarctic continent. Although only 1-2 mm long and weighing only a few micro-grams, it is one of the largest animals to complete its lifecycle on the Antarctic continent. Credit Pete Bucktrout Usage Restrictions To be used in association with this press release only. Any other use please call British Antarctic Survey Press Office Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.