For the majority of living things, if there's no seed, life will not go on...

The Brazil nut tree relies on large-bodied bees, particularly orchid bees, for pollination. These bees can lift the flower hood to access nectar, a process that occurs during the first half of the year.

The fruits, which take over a year to mature, develop into tough, woody capsules containing 10–25 seeds (Brazil nuts). These capsules are remarkably durable and can survive a 100-foot drop without breaking, protecting the seeds inside.

Agoutis, rodents with strong teeth, play an unintentional role in supporting the tree’s reproduction by gnawing through the capsules to reach the seeds. They often bury extra seeds for later use, aiding in their dispersal.