Wasp

Wasps were insects native to Earth known for their stings. (PROSE: Eater of Wasps) They were often drawn towards sweet things, such as jam (COMIC: Distractions) or some drinks. (COMIC: Fear of the Future)

History
In 1933, an alien device caused a colony of wasps in Marpling to become overly aggressive. They attacked humans, swarming inside their mouths. (PROSE: Eater of Wasps)

The Ichneumon wasp was a type of wasp which laid its eggs in caterpillar. (AUDIO: Wirrn Dawn)

Wasps surrounded Yasmin Khan at the seaside after she spilled a drink over herself. She ran into the sea so the wasps would leave her alone. (COMIC: Fear of the Future)

Alternate timeline
In an alternate timeline, a parasitic Ichneumon wasp stung a battle-damaged Dalek in the year 2158, setting in motion the Mutant Phase - a chain of events that transformed the Daleks into Insectoid monsters. (AUDIO: The Mutant Phase)

Similar species
The Vespiforms from the Silfrax Galaxy resembled giant wasps. One Vespiform was incorrectly called one. (TV: The Unicorn and the Wasp)

Behind the scenes
According to non-narrative information in DWBIT 17, the planet Plutonia 7 was home to several giant species of insect, such as giant wasps. Their gigantic size made them a match for even the Daleks.