Protist with a twist: Ancoracysta twista

This curious little single-celled protist has challenged scientists to determine its nearest relatives. “It does not fit neatly within any known group and appears to be a previously undiscovered, early lineage of Eukaryota with a uniquely rich mitochondrial genome,” notes ESF. And the little guy has a special talent; it uses its whip-like flagella to propel itself and then employs its unusual harpoon-like organelles to immobilize other protists for dinner.

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