Northern bottlenose whales are more likely to stick together when individuals are poorly or emaciated https://www.newscientist.com/article/2594663-bottlenose-whales-may-look-after-each-other-when-theyre-sick/?utm_term=Autofeed&utm_campaign=echobox&utm_medium=social&utm_source=Twitter#Echobox=1793010415