# Blue whale can interbreed with fin whales and have blue-fin whale babies Since 1990s, scientists found out about blue-fin whale hybrids, but thought the individuals are infertile. However, in 2020, DNA analysis showed that these hybrids can survive to adulthood and have babies of their own. ![[Blue-fin whale Flue.png]] _Illustration by [Fireplume](https://www.deviantart.com/fireplume)_ Source: [Whales Online](https://baleinesendirect.org/en/fin-blue-hybrids-a-new-challenge-for-blue-whale-conservation/)