@natgeo
National GeographicThis video of a juvenile sea urchin moving across its habitat was captured by zoologist Dr. Alvaro Migotto and was the fifth-place winner of Nikon’s Small World in Motion competition in 2025. Filmed at 10x magnification, Migotto identified the species as Arbacia lixula, a black sea urchin. See more of the winners at the 🔗 in bio.
On the profile · Jan 30, 2026