Western South Atlantic humpbacks were reduced to a few hundred in 1950s, after once totaling 27,000. Preservation efforts have been rewarded. Study reveals numbers now estimated to stand at 25,000. A study author, Dr Alex Zerbini, said it demonstrated successful impact of "conservation efforts." https://ift.tt/31s4Jy6 https://ift.tt/31mG79V https://ift.tt/31mG79V https://ift.tt/2J0rpPM

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Submitted October 17, 2019 at 07:05PM by Molire https://ift.tt/2J0rpPM Molire