"Swarm"

The Wardens temporarily closed part of an Interpretive Trail
where a swarm of aggressive wasps had earlier stung several people.
Pen and ink newspaper cartoon published in the The Banff Crag & Canyon by Sandra Santa Lucia

Illustration Friday's  topic this week is swarm. Above the cartoon depicting a swarm of aggressive wasps was previously illustrated for The Banff Crag & Canyon newspaper back in 1997.