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Contact: Eleanor Gaskarth
e.f.gaskarth@exeter.ac.uk
44-782-730-9332
University of Exeter

Fossilized Sponge Spicules from the Middle Cambrian Mount Cap Formation, NW Canada

Caption: Sponges were the first animals to evolve and may have helped drive oceanic oxygenation in the Neoproterozoic through their active pumping and filter-feeding activities.

Credit: Nicholas J. Butterfield

Usage Restrictions: Credit Nicholas J. Butterfield

Related news release: First animals oxygenated the ocean, study suggests


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