Tropical wasps memorize friendly faces
![wasp faces](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2015/02/ticker-ht-wasps-86086_0.jpg?fit=860%2C460&ssl=1)
The tropical wasp species Liostenogaster flavolineata uses a combination of facial and odor recognition to protect their nests from foreigner wasps.
QMUL
The tropical wasp species Liostenogaster flavolineata uses a combination of facial and odor recognition to protect their nests from foreigner wasps.
QMUL