Weaver ants use their larvae as tiny silk-spewing glue guns

Oecophylla weaver ants create nests from up to 300 leaves, then expand their colony with far-reaching outposts on the borders. To hold their homes together, they affix the leaves with the sticky silk produced by their larvae, then use more silk inside the leafy nests to create chambers.

This is the third in Kurzgesagt's ant trilogy. Army ants

Ant megacolony

Image: YouTube / Kurzgesagt