The leaf sheep borrows a plant's machinerySourced
A tiny sea slug that looks like a sheep.
Its cells keep borrowed chloroplasts.
Costasiella kuroshimae was discovered off Kuroshima, Okinawa. This 5–10 mm sea slug retains chloroplasts from algae it eats and can use them for short-term photosynthesis.
Small animal,
borrowed solar equipment.
Summary / translation: Unbubly · CC BY-SA 4.0
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Costasiella kuroshimae · Wikimedia contributors
Adapted, summarized and translated from the source. Adapted text is also available under CC BY-SA 4.0.
Reviewed: 2026-10-01