Drone surveys offer early warnings on whale health and survival

Mongabay
Oct 16, 2025, 7:09 am159 pts
How are whale populations faring? Traditionally, getting an answer to that question involved counting whales by taking their photos and identifying them from their natural markings. However, a caveat persisted. Whales live a long time and reproduce very slowly. That means it often takes “a long time to learn…

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