National Geographic(@NatGeo ):Ethnobiologist, National Geographic Explorer, and #NatGeo33 changemaker Kerllen Costa has worked with communities in Angola to identify roughly 150 new species in the highlands surrounding the Okavango River headwaters. Read more about Costa’s conservation work:

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National Geographic@NatGeo

2026.03.22 21:00

Ethnobiologist, National Geographic Explorer, and #NatGeo33# changemaker Kerllen Costa has worked with communities in Angola to identify roughly 150 new species in the highlands surrounding the Okavango River headwaters. Read more about Costa’s conservation work: https://t.co/TWRidxiolX