Ants

All-queen ant shocks science: Japanese–German team finds species with no males or workers

Researchers hypothesize it descended from a slave-making species that lost its own workers because other ants worked for them, with the loss of male production occurring later in evolution

Temnothorax kinomurai ants.
A 113-million-year-old fossilized ant preserved in limestone unearthed in northeastern Brazil, the world's oldest-known ant specimen is seen in this photograph released on April 24, 2025.

Oldest-known ant preserved in 113 million-year-old Brazilian fossil

 Ants outshine humans in teamwork: Weizmann Institute's surprising findings. Illustration: frank60.

Ants outshine humans in teamwork: Weizmann Institute's surprising findings