Golden Wattle (Acacia pycnantha) seedling growing out of ant nest, with attendant ants.
Golden Wattle (Acacia pycnantha) seedling growing out of ant nest, with attendant ants.

The wattle's stem emerges from the nest entrance.
The wattle’s stem emerges from the nest entrance.
Golden Wattle and ant nest in Grassy Woodland, Violet Town, Vic.
Golden Wattle and ant nest in Grassy Woodland, Violet Town, Vic.