Ants by size Small ants All small ants (-5mm), more likely to escape but often very fast-growing.Size based on minor workers Medium-sized ants Medium-sized ants (5-13mm). Good compromise between escape and development speed.Size based on minor workers Large ants Here you’ll find all our large ants (+13mm), ideal for observation.Size based on minor workers Ants Harpegnathos venatorRated 0 out of 5 55,00 € – 120,00 € Ants Camponotus nicobarensisRated 5.00 out of 5 20,00 € – 68,00 € Out of stock Ants Ectomomyrmex astutusRated 0 out of 5 25,00 € – 55,00 €