- Animals, Biology, Environment, Evolution, SCIENCE, Science / Health, Science Mission Directorate, scientists, Space, Space Communications & Navigation Program, Space Launch System (SLS), Space Telescope, space-x-ipo, SpaceX, Wildlife
- September 21, 2026
With piercing, emergency siren-like calls, the indri (Indri indri) is the world’s only known singing lemur. The primates found in Madagascar’s rainforest swing through the trees, making these sounds that contain a surprisingly human element. To hit those high notes, indris appear to deploy a technique similar to human opera singers. The lemurs coordinate their
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