Monday, October 17, 2011

Sea Firefleas

Thanks to a rather silly kids TV programme, "Barney's Latin America" I now know about the sea fire fleas or Photeros annecohenae a type of Ostracode Crustaceans.

These tiny creatures make vivid light by mixing two chemicals which is used to attract mates and to scare off predators.



Reference:
Insect Behavioral Ecology '85
Discover the beauty and complexity of Photeros annecohenae

Tuesday, October 4, 2011

Nikon International Small World Competition

A water flea (Daphnia magna) has made it into the top 10 of Nikon International Small World Competition with some help from photographer Joan Röhl.

Small World #10 Water Flea by Joan Röhl

This fantastic image is 100x magnified and was created with Differential Interference Contrast (DIC) Microscopy at the Institute for Biochemistry and Biology, University of Potsdam, Germany.

Other flea entries include a 20x magnified mouse flea by Dr. Jerzy Gubernator from the University of Wroclaw, Poland and another water flea with grean algae by Dr. Ralf Wagner of Düsseldorf, Germany