2021 Small World in Motion Competition

5-day time-lapse of Bacillus subtilis biofilm growth and development

Momir Futo

Affiliation
Rudjer Boskovic Institute
Zagreb, Grad Zagreb, Croatia
Technique
Stereomicroscopy
Magnification
0.65X (Objective Lens Magnification)

Having ingested nine Chydrorus, this oligochaete worm (Chaetogaster sp.) is having difficulty with the tenth, expelling it twice. This worm feeds by powerful suction rather like a vacuum cleaner.

Chew Yen Fook

Location
Woodend, Waimakiriri, New Zealand
Technique
Darkfield, Polarized Light
Magnification
4X (Objective Lens Magnification)

Nurse cells (cyan) contract and shrink in response to myosin waves (red) as they transport their contents to the egg cell in a fruit fly egg chamber.

Dr. Jasmin Imran Alsous Jonathan Jackson, Adam Martin

Affiliation
Simons Foundation Flatiron Institute
Center for Computational Biology
Cambridge, Massachusetts, USA
Technique
Confocal
Magnification
40X (Objective Lens Magnification)