Story perspectives

Whales' Social Habits Fuel Ancient Barnacle Attachment

11/28/2025

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Summary

Story summary

Barnacles attach to whales due to the animals' behavior, size, and social habits, according to Professor Geoffrey Boxshall of the Natural History Museum London.
Whales cruise in nutrient-rich waters, providing ample food for barnacles.
The large surface area of whales allows barnacle larvae to attach easily, especially as whales travel in groups.
Barnacles are not harmful to whales and feed similarly to those on rocks.
The relationship likely dates back millions of years.

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Story summary

Barnacles attach to whales due to the animals' behavior, size, and social habits, according to Professor Geoffrey Boxshall of the Natural History Museum London.
Whales cruise in nutrient-rich waters, providing ample food for barnacles.
The large surface area of whales allows barnacle larvae to attach easily, especially as whales travel in groups.
Barnacles are not harmful to whales and feed similarly to those on rocks.
The relationship likely dates back millions of years.