16 March 2021
Genes that affect bioelectric signals in flying fish also give rise to their wing-like fins – and when transplanted into zebrafish they transform its puny fins into wings too
12 March 2021
Electric catfish use shocks to stun their prey, but they are immune to their own jolts – and tests suggest they may be immune to being shocked at all
12 March 2021
Seasonal flooding can make parts of the Amazon river basin tricky terrain for land animals, so jaguars have taken to spending months in trees and eating monkeys and lizards they find up there
