Conservation measures improved the status of 13 animal species worldwide in 2018, but in every 2019 assessment where a species' status changed, the species declined.
Sources
- Learn how species that faced extinction are bouncing back (nationalgeographic.com)
- Species recoveries bring hope amidst the biodiversity crisis (iucn.org)
- https://news.mongabay.com/2019/07/from-over-100000-species-assessments-in-iucn-update-zero-improvements/ (news.mongabay.com)
- https://iucn.org/news/species/201811/fin-whale-mountain-gorilla-recovering-thanks-conservation-action-iucn-red-list (iucn.org)
More in Nature
- The Greenland shark has the longest known lifespan of any vertebrate, living up to 400 years, with sexual maturity not reached until around 150 years of age.
- The California Channel Island fox population increased from about 1,500 individuals to about 5,500 after the National Park Service removed golden eagles, bred and reintroduced foxes, and inoculated them against disease.
- In 2016, NOAA Fisheries determined that 9 of the 14 humpback whale distinct population segments did not warrant listing under the Endangered Species Act.
- In chimpanzees, group nesting was associated with better sleep efficiency, shorter mean wake bouts by 0.06 hours, and earlier waking by 0.21 hours compared to solitary nesting.
- The Philippines, Indonesia, and Timor-Leste were never connected to the Asian mainland during the Paleolithic era.
- A cat has 32 muscles in each ear.