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DANCING WITH DARWIN guest writer Bronwyn Pearse

In 2010, An Australian ecologist Trish Lavery and her research team discovered that while sperm whales eat giant squid at deep sea levels, these squid eat iron rich fish and thus the squid themselves become iron rich. When the sperm whales finish eating the squid they return to the surface where they defecate soluble iron in… Continue reading DANCING WITH DARWIN guest writer Bronwyn Pearse