Identify the type of symbiosis described.
The brown-headed cowbirds
lay eggs in other birds' nests. They trick the birds
into raising their young. The cowbirds hatch first
and push the eggs out of the nest. The cowbirds
are then fed by the nest-builder.

Parasitism - The brown-headed cowbirds lay eggs in other birds’ nests. They trick the birds into raising their young. The cowbirds hatch first and push the eggs out of the nest. The cowbirds are then fed by the nest-builder.

Explanation:

i don't know what the picture looks like but i can take a guess and say maybe basidiomycetes?